20455409520

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:452

約数の個数: 960

約数和(自身を含む): 90751524864

約数和(自身を除く): 70296115344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 31, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 62, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 93, 104, 105, 108, 112, 117, 120, 124, 126, 130, 135, 140, 144, 155, 156, 162, 168, 180, 182, 186, 189, 195, 208, 210, 216, 217, 234, 240, 243, 248, 252, 260, 270, 273, 279, 280, 310, 312, 315, 324, 336, 351, 360, 364, 372, 373, 378, 390, 403, 405, 420, 432, 434, 455, 465, 468, 486, 496, 504, 520, 540, 546, 558, 560, 567, 585, 620, 624, 630, 648, 651, 702, 720, 728, 744, 746, 756, 780, 806, 810, 819, 837, 840, 868, 910, 930, 936, 945, 972, 1008, 1040, 1053, 1080, 1085, 1092, 1116, 1119, 1134, 1170, 1209, 1215, 1240, 1260, 1296, 1302, 1365, 1395, 1404, 1456, 1488, 1492, 1512, 1560, 1612, 1620, 1638, 1674, 1680, 1701, 1736, 1755, 1820, 1860, 1865, 1872, 1890, 1944, 1953, 2015, 2106, 2160, 2170, 2184, 2232, 2238, 2268, 2340, 2418, 2430, 2457, 2480, 2511, 2520, 2604, 2611, 2730, 2790, 2808, 2821, 2835, 2984, 3024, 3120, 3159, 3224, 3240, 3255, 3276, 3348, 3357, 3402, 3472, 3510, 3627, 3640, 3720, 3730, 3780, 3888, 3906, 4030, 4095, 4185, 4212, 4340, 4368, 4464, 4476, 4536, 4680, 4836, 4849, 4860, 4914, 5022, 5040, 5208, 5222, 5265, 5460, 5580, 5595, 5616, 5642, 5670, 5859, 5968, 6045, 6318, 6448, 6480, 6510, 6552, 6696, 6714, 6804, 7020, 7254, 7280, 7371, 7440, 7460, 7533, 7560, 7812, 7833, 8060, 8190, 8370, 8424, 8463, 8505, 8680, 8952, 9072, 9360, 9672, 9698, 9720, 9765, 9828, 10044, 10071, 10416, 10444, 10530, 10881, 10920, 11160, 11190, 11284, 11340, 11563, 11718, 12090, 12285, 12555, 12636, 13020, 13055, 13104, 13392, 13428, 13608, 14040, 14105, 14508, 14547, 14742, 14920, 15066, 15120, 15624, 15666, 15795, 16120, 16380, 16740, 16785, 16848, 16926, 17010, 17360, 17577, 17904, 18135, 19344, 19396, 19440, 19530, 19656, 20088, 20142, 20888, 21060, 21762, 21840, 22113, 22320, 22380, 22568, 22680, 23126, 23436, 23499, 24180, 24245, 24570, 25110, 25272, 25389, 26040, 26110, 26856, 27216, 28080, 28210, 29016, 29094, 29295, 29484, 29840, 30132, 30213, 31248, 31332, 31590, 32240, 32643, 32760, 33480, 33570, 33852, 33943, 34020, 34689, 35154, 36270, 36855, 37665, 38792, 39060, 39165, 39312, 40176, 40284, 41776, 42120, 42315, 43524, 43641, 44226, 44760, 45136, 45360, 46252, 46872, 46998, 48360, 48490, 49140, 50220, 50355, 50544, 50778, 52080, 52220, 52731, 53712, 54405, 56420, 57815, 58032, 58188, 58590, 58968, 60264, 60426, 62664, 63180, 65286, 65520, 66960, 67140, 67704, 67886, 68040, 69378, 70308, 70497, 72540, 72735, 73710, 75330, 76167, 77584, 78120, 78330, 80568, 80941, 84240, 84630, 87048, 87282, 87885, 88452, 89520, 90639, 92504, 93744, 93996, 96720, 96980, 97929, 98280, 100440, 100710, 101556, 101829, 104067, 104440, 105462, 108810, 110565, 112840, 115630, 116376, 117180, 117495, 117936, 120528, 120852, 125328, 126360, 126945, 130572, 130923, 134280, 135408, 135772, 136080, 138756, 140616, 140994, 145080, 145470, 147420, 150319, 150660, 151065, 152334, 156240, 156660, 161136, 161882, 163215, 169260, 169715, 173445, 174096, 174564, 175770, 176904, 181278, 185008, 187992, 193960, 195858, 196560, 200880, 201420, 203112, 203658, 208134, 208880, 210924, 211491, 217620, 218205, 221130, 225680, 228501, 231260, 232752, 234360, 234990, 241704, 242823, 252720, 253890, 261144, 261846, 263655, 268560, 271544, 277512, 281232, 281988, 290160, 290940, 294840, 300638, 301320, 302130, 304668, 305487, 312201, 313320, 323764, 326430, 338520, 339430, 346890, 349128, 351540, 352485, 353808, 362556, 375984, 380835, 387920, 391716, 392769, 402840, 404705, 406224, 407316, 416268, 421848, 422982, 435240, 436410, 442260, 450957, 453195, 457002, 462520, 468720, 469980, 483408, 485646, 489645, 507780, 509145, 520335, 522288, 523692, 527310, 543088, 555024, 563976, 581880, 589680, 601276, 602640, 604260, 609336, 610974, 624402, 626640, 634473, 647528, 652860, 654615, 677040, 678860, 685503, 693780, 698256, 703080, 704970, 725112, 728469, 751595, 761670, 783432, 785538, 805680, 809410, 814632, 832536, 843696, 845964, 870480, 872820, 884520, 901914, 906390, 914004, 916461, 925040, 936603, 939960, 971292, 979290, 1015560, 1018290, 1040670, 1047384, 1052233, 1054620, 1057455, 1127952, 1142505, 1163760, 1178307, 1202552, 1208520, 1214115, 1218672, 1221948, 1248804, 1268946, 1295056, 1305720, 1309230, 1352871, 1357720, 1371006, 1387560, 1406160, 1409940, 1450224, 1456938, 1503190, 1523340, 1527435, 1561005, 1566864, 1571076, 1618820, 1629264, 1665072, 1691928, 1745640, 1769040, 1803828, 1812780, 1828008, 1832922, 1873206, 1879920, 1942584, 1958580, 1963845, 2031120, 2036580, 2081340, 2094768, 2104466, 2109240, 2114910, 2185407, 2254785, 2285010, 2356614, 2405104, 2417040, 2428230, 2443896, 2497608, 2537892, 2611440, 2618460, 2705742, 2715440, 2742012, 2749383, 2775120, 2809809, 2819880, 2913876, 3006380, 3046680, 3054870, 3122010, 3142152, 3156699, 3172365, 3237640, 3383856, 3427515, 3491280, 3607656, 3625560, 3642345, 3656016, 3665844, 3746412, 3885168, 3917160, 3927690, 4058613, 4073160, 4162680, 4208932, 4218480, 4229820, 4370814, 4509570, 4570020, 4582305, 4683015, 4713228, 4856460, 4887792, 4995216, 5075784, 5236920, 5261165, 5411484, 5484024, 5498766, 5619618, 5639760, 5827752, 5891535, 6012760, 6093360, 6109740, 6244020, 6284304, 6313398, 6344730, 6475280, 6556221, 6764355, 6855030, 7215312, 7251120, 7284690, 7331688, 7492824, 7834320, 7855380, 8117226, 8146320, 8248149, 8325360, 8417864, 8459640, 8741628, 9019140, 9140040, 9164610, 9366030, 9426456, 9470097, 9712920, 10151568, 10473840, 10522330, 10822968, 10927035, 10968048, 10997532, 11239236, 11655504, 11783070, 12025520, 12175839, 12219480, 12488040, 12626796, 12689460, 13112442, 13528710, 13710060, 13746915, 14049045, 14569380, 14663376, 14985648, 15710760, 15783495, 16234452, 16496298, 16835728, 16919280, 17483256, 18038280, 18280080, 18329220, 18732060, 18852912, 18940194, 19425840, 19668663, 20293065, 21044660, 21645936, 21854070, 21995064, 22478472, 23566140, 24351678, 24438960, 24976080, 25253592, 25378920, 26224884, 27057420, 27420120, 27493830, 28098090, 28410291, 29138760, 31421520, 31566990, 32468904, 32781105, 32992596, 34966512, 36076560, 36527517, 36658440, 37464120, 37880388, 39337326, 40586130, 41240745, 42089320, 43708140, 43990128, 44956944, 47132280, 47350485, 48703356, 50507184, 50757840, 52449768, 54114840, 54840240, 54987660, 56196180, 56820582, 58277520, 60879195, 63133980, 64937808, 65562210, 65985192, 73055034, 73316880, 74928240, 75760776, 78674652, 81172260, 82481490, 84178640, 85230873, 87416280, 94264560, 94700970, 97406712, 98343315, 104899536, 108229680, 109975320, 112392360, 113641164, 121758390, 126267960, 131124420, 131970384, 142051455, 146110068, 151521552, 157349304, 162344520, 164962980, 170461746, 174832560, 182637585, 189401940, 194813424, 196686630, 219950640, 224784720, 227282328, 243516780, 252535920, 255692619, 262248840, 284102910, 292220136, 314698608, 324689040, 329925960, 340923492, 365275170, 378803880, 393373260, 426154365, 454564656, 487033560, 511385238, 524497680, 568205820, 584440272, 659851920, 681846984, 730550340, 757607760, 786746520, 852308730, 974067120, 1022770476, 1136411640, 1278463095, 1363693968, 1461100680, 1573493040, 1704617460, 2045540952, 2272823280, 2556926190, 2922201360, 3409234920, 4091081904, 5113852380, 6818469840, 10227704760, 20455409520]

約数ペア:

[(1, 20455409520), (2, 10227704760), (3, 6818469840), (4, 5113852380), (5, 4091081904), (6, 3409234920), (7, 2922201360), (8, 2556926190), (9, 2272823280), (10, 2045540952), (12, 1704617460), (13, 1573493040), (14, 1461100680), (15, 1363693968), (16, 1278463095), (18, 1136411640), (20, 1022770476), (21, 974067120), (24, 852308730), (26, 786746520), (27, 757607760), (28, 730550340), (30, 681846984), (31, 659851920), (35, 584440272), (36, 568205820), (39, 524497680), (40, 511385238), (42, 487033560), (45, 454564656), (48, 426154365), (52, 393373260), (54, 378803880), (56, 365275170), (60, 340923492), (62, 329925960), (63, 324689040), (65, 314698608), (70, 292220136), (72, 284102910), (78, 262248840), (80, 255692619), (81, 252535920), (84, 243516780), (90, 227282328), (91, 224784720), (93, 219950640), (104, 196686630), (105, 194813424), (108, 189401940), (112, 182637585), (117, 174832560), (120, 170461746), (124, 164962980), (126, 162344520), (130, 157349304), (135, 151521552), (140, 146110068), (144, 142051455), (155, 131970384), (156, 131124420), (162, 126267960), (168, 121758390), (180, 113641164), (182, 112392360), (186, 109975320), (189, 108229680), (195, 104899536), (208, 98343315), (210, 97406712), (216, 94700970), (217, 94264560), (234, 87416280), (240, 85230873), (243, 84178640), (248, 82481490), (252, 81172260), (260, 78674652), (270, 75760776), (273, 74928240), (279, 73316880), (280, 73055034), (310, 65985192), (312, 65562210), (315, 64937808), (324, 63133980), (336, 60879195), (351, 58277520), (360, 56820582), (364, 56196180), (372, 54987660), (373, 54840240), (378, 54114840), (390, 52449768), (403, 50757840), (405, 50507184), (420, 48703356), (432, 47350485), (434, 47132280), (455, 44956944), (465, 43990128), (468, 43708140), (486, 42089320), (496, 41240745), (504, 40586130), (520, 39337326), (540, 37880388), (546, 37464120), (558, 36658440), (560, 36527517), (567, 36076560), (585, 34966512), (620, 32992596), (624, 32781105), (630, 32468904), (648, 31566990), (651, 31421520), (702, 29138760), (720, 28410291), (728, 28098090), (744, 27493830), (746, 27420120), (756, 27057420), (780, 26224884), (806, 25378920), (810, 25253592), (819, 24976080), (837, 24438960), (840, 24351678), (868, 23566140), (910, 22478472), (930, 21995064), (936, 21854070), (945, 21645936), (972, 21044660), (1008, 20293065), (1040, 19668663), (1053, 19425840), (1080, 18940194), (1085, 18852912), (1092, 18732060), (1116, 18329220), (1119, 18280080), (1134, 18038280), (1170, 17483256), (1209, 16919280), (1215, 16835728), (1240, 16496298), (1260, 16234452), (1296, 15783495), (1302, 15710760), (1365, 14985648), (1395, 14663376), (1404, 14569380), (1456, 14049045), (1488, 13746915), (1492, 13710060), (1512, 13528710), (1560, 13112442), (1612, 12689460), (1620, 12626796), (1638, 12488040), (1674, 12219480), (1680, 12175839), (1701, 12025520), (1736, 11783070), (1755, 11655504), (1820, 11239236), (1860, 10997532), (1865, 10968048), (1872, 10927035), (1890, 10822968), (1944, 10522330), (1953, 10473840), (2015, 10151568), (2106, 9712920), (2160, 9470097), (2170, 9426456), (2184, 9366030), (2232, 9164610), (2238, 9140040), (2268, 9019140), (2340, 8741628), (2418, 8459640), (2430, 8417864), (2457, 8325360), (2480, 8248149), (2511, 8146320), (2520, 8117226), (2604, 7855380), (2611, 7834320), (2730, 7492824), (2790, 7331688), (2808, 7284690), (2821, 7251120), (2835, 7215312), (2984, 6855030), (3024, 6764355), (3120, 6556221), (3159, 6475280), (3224, 6344730), (3240, 6313398), (3255, 6284304), (3276, 6244020), (3348, 6109740), (3357, 6093360), (3402, 6012760), (3472, 5891535), (3510, 5827752), (3627, 5639760), (3640, 5619618), (3720, 5498766), (3730, 5484024), (3780, 5411484), (3888, 5261165), (3906, 5236920), (4030, 5075784), (4095, 4995216), (4185, 4887792), (4212, 4856460), (4340, 4713228), (4368, 4683015), (4464, 4582305), (4476, 4570020), (4536, 4509570), (4680, 4370814), (4836, 4229820), (4849, 4218480), (4860, 4208932), (4914, 4162680), (5022, 4073160), (5040, 4058613), (5208, 3927690), (5222, 3917160), (5265, 3885168), (5460, 3746412), (5580, 3665844), (5595, 3656016), (5616, 3642345), (5642, 3625560), (5670, 3607656), (5859, 3491280), (5968, 3427515), (6045, 3383856), (6318, 3237640), (6448, 3172365), (6480, 3156699), (6510, 3142152), (6552, 3122010), (6696, 3054870), (6714, 3046680), (6804, 3006380), (7020, 2913876), (7254, 2819880), (7280, 2809809), (7371, 2775120), (7440, 2749383), (7460, 2742012), (7533, 2715440), (7560, 2705742), (7812, 2618460), (7833, 2611440), (8060, 2537892), (8190, 2497608), (8370, 2443896), (8424, 2428230), (8463, 2417040), (8505, 2405104), (8680, 2356614), (8952, 2285010), (9072, 2254785), (9360, 2185407), (9672, 2114910), (9698, 2109240), (9720, 2104466), (9765, 2094768), (9828, 2081340), (10044, 2036580), (10071, 2031120), (10416, 1963845), (10444, 1958580), (10530, 1942584), (10881, 1879920), (10920, 1873206), (11160, 1832922), (11190, 1828008), (11284, 1812780), (11340, 1803828), (11563, 1769040), (11718, 1745640), (12090, 1691928), (12285, 1665072), (12555, 1629264), (12636, 1618820), (13020, 1571076), (13055, 1566864), (13104, 1561005), (13392, 1527435), (13428, 1523340), (13608, 1503190), (14040, 1456938), (14105, 1450224), (14508, 1409940), (14547, 1406160), (14742, 1387560), (14920, 1371006), (15066, 1357720), (15120, 1352871), (15624, 1309230), (15666, 1305720), (15795, 1295056), (16120, 1268946), (16380, 1248804), (16740, 1221948), (16785, 1218672), (16848, 1214115), (16926, 1208520), (17010, 1202552), (17360, 1178307), (17577, 1163760), (17904, 1142505), (18135, 1127952), (19344, 1057455), (19396, 1054620), (19440, 1052233), (19530, 1047384), (19656, 1040670), (20088, 1018290), (20142, 1015560), (20888, 979290), (21060, 971292), (21762, 939960), (21840, 936603), (22113, 925040), (22320, 916461), (22380, 914004), (22568, 906390), (22680, 901914), (23126, 884520), (23436, 872820), (23499, 870480), (24180, 845964), (24245, 843696), (24570, 832536), (25110, 814632), (25272, 809410), (25389, 805680), (26040, 785538), (26110, 783432), (26856, 761670), (27216, 751595), (28080, 728469), (28210, 725112), (29016, 704970), (29094, 703080), (29295, 698256), (29484, 693780), (29840, 685503), (30132, 678860), (30213, 677040), (31248, 654615), (31332, 652860), (31590, 647528), (32240, 634473), (32643, 626640), (32760, 624402), (33480, 610974), (33570, 609336), (33852, 604260), (33943, 602640), (34020, 601276), (34689, 589680), (35154, 581880), (36270, 563976), (36855, 555024), (37665, 543088), (38792, 527310), (39060, 523692), (39165, 522288), (39312, 520335), (40176, 509145), (40284, 507780), (41776, 489645), (42120, 485646), (42315, 483408), (43524, 469980), (43641, 468720), (44226, 462520), (44760, 457002), (45136, 453195), (45360, 450957), (46252, 442260), (46872, 436410), (46998, 435240), (48360, 422982), (48490, 421848), (49140, 416268), (50220, 407316), (50355, 406224), (50544, 404705), (50778, 402840), (52080, 392769), (52220, 391716), (52731, 387920), (53712, 380835), (54405, 375984), (56420, 362556), (57815, 353808), (58032, 352485), (58188, 351540), (58590, 349128), (58968, 346890), (60264, 339430), (60426, 338520), (62664, 326430), (63180, 323764), (65286, 313320), (65520, 312201), (66960, 305487), (67140, 304668), (67704, 302130), (67886, 301320), (68040, 300638), (69378, 294840), (70308, 290940), (70497, 290160), (72540, 281988), (72735, 281232), (73710, 277512), (75330, 271544), (76167, 268560), (77584, 263655), (78120, 261846), (78330, 261144), (80568, 253890), (80941, 252720), (84240, 242823), (84630, 241704), (87048, 234990), (87282, 234360), (87885, 232752), (88452, 231260), (89520, 228501), (90639, 225680), (92504, 221130), (93744, 218205), (93996, 217620), (96720, 211491), (96980, 210924), (97929, 208880), (98280, 208134), (100440, 203658), (100710, 203112), (101556, 201420), (101829, 200880), (104067, 196560), (104440, 195858), (105462, 193960), (108810, 187992), (110565, 185008), (112840, 181278), (115630, 176904), (116376, 175770), (117180, 174564), (117495, 174096), (117936, 173445), (120528, 169715), (120852, 169260), (125328, 163215), (126360, 161882), (126945, 161136), (130572, 156660), (130923, 156240), (134280, 152334), (135408, 151065), (135772, 150660), (136080, 150319), (138756, 147420), (140616, 145470), (140994, 145080)]