20717227440

素因数分解:

$2^4\times 3^5\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 960

約数和(自身を含む): 90994176000

約数和(自身を除く): 70276948560

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, 35, 36, 39, 40, 42, 45, 48, 49, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 98, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 147, 156, 162, 168, 180, 182, 189, 195, 196, 208, 210, 216, 234, 239, 240, 243, 245, 252, 260, 270, 273, 280, 294, 312, 315, 324, 336, 343, 351, 360, 364, 378, 390, 392, 405, 420, 432, 441, 455, 468, 478, 486, 490, 504, 520, 540, 546, 560, 567, 585, 588, 624, 630, 637, 648, 686, 702, 717, 720, 728, 735, 756, 780, 784, 810, 819, 840, 882, 910, 936, 945, 956, 972, 980, 1008, 1029, 1040, 1053, 1080, 1092, 1134, 1170, 1176, 1195, 1215, 1260, 1274, 1296, 1323, 1365, 1372, 1404, 1434, 1456, 1470, 1512, 1560, 1620, 1638, 1673, 1680, 1701, 1715, 1755, 1764, 1820, 1872, 1890, 1911, 1912, 1944, 1960, 2058, 2106, 2151, 2160, 2184, 2205, 2268, 2340, 2352, 2390, 2430, 2457, 2520, 2548, 2646, 2730, 2744, 2808, 2835, 2868, 2940, 3024, 3087, 3107, 3120, 3159, 3185, 3240, 3276, 3346, 3402, 3430, 3510, 3528, 3585, 3640, 3780, 3822, 3824, 3888, 3920, 3969, 4095, 4116, 4212, 4302, 4368, 4410, 4459, 4536, 4680, 4780, 4860, 4914, 5019, 5040, 5096, 5145, 5265, 5292, 5460, 5488, 5616, 5670, 5733, 5736, 5880, 6174, 6214, 6318, 6370, 6453, 6480, 6552, 6615, 6692, 6804, 6860, 7020, 7056, 7170, 7280, 7371, 7560, 7644, 7938, 8190, 8232, 8365, 8424, 8505, 8604, 8820, 8918, 9072, 9261, 9321, 9360, 9555, 9560, 9720, 9828, 10038, 10192, 10290, 10530, 10584, 10755, 10920, 11340, 11466, 11472, 11711, 11760, 11907, 12285, 12348, 12428, 12636, 12740, 12906, 13104, 13230, 13377, 13384, 13608, 13720, 14040, 14340, 14742, 15057, 15120, 15288, 15435, 15535, 15795, 15876, 16380, 16464, 16730, 16848, 17010, 17199, 17208, 17640, 17836, 18522, 18642, 19110, 19120, 19359, 19440, 19656, 19845, 20076, 20580, 21060, 21168, 21510, 21749, 21840, 22113, 22295, 22680, 22932, 23422, 23814, 24570, 24696, 24856, 25095, 25272, 25480, 25812, 26460, 26754, 26768, 27216, 27440, 27783, 27963, 28080, 28665, 28680, 29484, 30114, 30576, 30870, 31070, 31590, 31752, 32265, 32760, 33460, 34020, 34398, 34416, 35133, 35280, 35672, 36855, 37044, 37284, 38220, 38718, 39312, 39690, 40131, 40152, 41160, 42120, 43020, 43498, 44226, 44590, 45171, 45360, 45864, 46305, 46605, 46844, 47628, 49140, 49392, 49712, 50190, 50544, 50960, 51597, 51624, 52920, 53508, 55566, 55926, 57330, 57360, 58077, 58555, 58968, 59535, 60228, 61740, 62140, 63180, 63504, 64530, 65247, 65520, 66885, 66920, 68040, 68796, 70266, 71344, 73710, 74088, 74568, 75285, 76440, 77436, 79380, 80262, 80304, 81977, 82320, 83349, 83889, 84240, 85995, 86040, 86996, 88452, 89180, 90342, 91728, 92610, 93210, 93688, 95256, 96795, 98280, 100380, 103194, 103248, 105399, 105840, 107016, 108745, 110565, 111132, 111852, 114660, 116154, 117110, 117936, 119070, 120393, 120456, 123480, 124280, 126360, 129060, 130494, 133770, 133840, 135513, 136080, 137592, 138915, 139815, 140532, 147420, 148176, 149136, 150570, 152243, 152880, 154791, 154872, 158760, 160524, 163954, 166698, 167778, 171990, 172080, 173992, 175665, 176904, 178360, 180684, 185220, 186420, 187376, 190512, 193590, 195741, 196560, 200655, 200760, 206388, 210798, 214032, 217490, 221130, 222264, 223704, 225855, 229320, 232308, 234220, 238140, 240786, 240912, 245931, 246960, 248560, 251667, 252720, 257985, 258120, 260988, 267540, 271026, 275184, 277830, 279630, 281064, 290385, 294840, 301140, 304486, 309582, 309744, 316197, 317520, 321048, 326235, 327908, 333396, 335556, 343980, 347984, 351330, 353808, 356720, 361179, 361368, 370440, 372840, 387180, 391482, 401310, 401520, 406539, 409885, 412776, 416745, 419445, 421596, 434980, 442260, 444528, 447408, 451710, 456729, 458640, 464616, 468440, 476280, 481572, 491862, 503334, 515970, 516240, 521976, 526995, 535080, 542052, 555660, 559260, 562128, 580770, 587223, 589680, 601965, 602280, 608972, 619164, 632394, 642096, 652470, 655816, 666792, 671112, 677565, 687960, 702660, 722358, 722736, 737793, 740880, 745680, 755001, 761215, 773955, 774360, 782964, 802620, 813078, 819770, 825552, 833490, 838890, 843192, 869960, 884520, 903420, 913458, 929232, 936880, 948591, 952560, 963144, 978705, 983724, 1006668, 1031940, 1043952, 1053990, 1065701, 1070160, 1083537, 1084104, 1111320, 1118520, 1161540, 1174446, 1203930, 1204560, 1217944, 1229655, 1238328, 1258335, 1264788, 1304940, 1311632, 1333584, 1342224, 1355130, 1370187, 1375920, 1405320, 1444716, 1475586, 1510002, 1522430, 1547910, 1548720, 1565928, 1580985, 1605240, 1626156, 1639540, 1666980, 1677780, 1686384, 1739920, 1761669, 1769040, 1805895, 1806840, 1826916, 1897182, 1926288, 1957410, 1967448, 2013336, 2032695, 2063880, 2107980, 2131402, 2167074, 2168208, 2213379, 2222640, 2237040, 2283645, 2323080, 2348892, 2407860, 2435888, 2459310, 2476656, 2516670, 2529576, 2609880, 2710260, 2740374, 2810640, 2845773, 2889432, 2936115, 2951172, 3020004, 3044860, 3095820, 3131856, 3161970, 3197103, 3210480, 3252312, 3279080, 3333960, 3355560, 3523338, 3611790, 3613680, 3653832, 3688965, 3775005, 3794364, 3914820, 3934896, 4026672, 4065390, 4110561, 4127760, 4215960, 4262804, 4334148, 4426758, 4567290, 4646160, 4697784, 4742955, 4815720, 4918620, 5033340, 5059152, 5219760, 5285007, 5328505, 5417685, 5420520, 5480748, 5691546, 5778864, 5872230, 5902344, 6040008, 6089720, 6191640, 6323940, 6394206, 6504624, 6558160, 6640137, 6667920, 6711120, 6850935, 7046676, 7223580, 7307664, 7377930, 7550010, 7588728, 7829640, 8130780, 8221122, 8431920, 8525608, 8668296, 8808345, 8853516, 9134580, 9395568, 9485910, 9591309, 9631440, 9837240, 10066680, 10570014, 10657010, 10835370, 10841040, 10961496, 11066895, 11383092, 11744460, 11804688, 12080016, 12179440, 12331683, 12383280, 12647880, 12788412, 13280274, 13701870, 14093352, 14228865, 14447160, 14755860, 15100020, 15177456, 15659280, 15985515, 16261560, 16442244, 17051216, 17336592, 17616690, 17707032, 18269160, 18971820, 19182618, 19674480, 19920411, 20133360, 20552805, 21140028, 21314020, 21670740, 21922992, 22133790, 22766184, 23488920, 24663366, 25295760, 25576824, 26425035, 26560548, 27403740, 28186704, 28457730, 28773927, 28894320, 29511720, 30200040, 31971030, 32523120, 32884488, 33200685, 35233380, 35414064, 36538320, 36995049, 37943640, 38365236, 39840822, 41105610, 42280056, 42628040, 43341480, 44267580, 45532368, 46977840, 47956545, 49326732, 51153648, 52850070, 53121096, 54807480, 56915460, 57547854, 59023440, 60400080, 61658415, 63942060, 65768976, 66401370, 70466760, 73990098, 75887280, 76730472, 79681644, 82211220, 84560112, 85256080, 86321781, 86682960, 88535160, 95913090, 98653464, 99602055, 105700140, 106242192, 109614960, 113830920, 115095708, 123316830, 127884120, 132802740, 140933520, 143869635, 147980196, 153460944, 159363288, 164422440, 172643562, 177070320, 184975245, 191826180, 197306928, 199204110, 211400280, 227661840, 230191416, 246633660, 255768240, 258965343, 265605480, 287739270, 295960392, 318726576, 328844880, 345287124, 369950490, 383652360, 398408220, 422800560, 431608905, 460382832, 493267320, 517930686, 531210960, 575478540, 591920784, 690574248, 739900980, 767304720, 796816440, 863217810, 986534640, 1035861372, 1150957080, 1294826715, 1381148496, 1479801960, 1593632880, 1726435620, 2071722744, 2301914160, 2589653430, 2959603920, 3452871240, 4143445488, 5179306860, 6905742480, 10358613720, 20717227440]

約数ペア:

[(1, 20717227440), (2, 10358613720), (3, 6905742480), (4, 5179306860), (5, 4143445488), (6, 3452871240), (7, 2959603920), (8, 2589653430), (9, 2301914160), (10, 2071722744), (12, 1726435620), (13, 1593632880), (14, 1479801960), (15, 1381148496), (16, 1294826715), (18, 1150957080), (20, 1035861372), (21, 986534640), (24, 863217810), (26, 796816440), (27, 767304720), (28, 739900980), (30, 690574248), (35, 591920784), (36, 575478540), (39, 531210960), (40, 517930686), (42, 493267320), (45, 460382832), (48, 431608905), (49, 422800560), (52, 398408220), (54, 383652360), (56, 369950490), (60, 345287124), (63, 328844880), (65, 318726576), (70, 295960392), (72, 287739270), (78, 265605480), (80, 258965343), (81, 255768240), (84, 246633660), (90, 230191416), (91, 227661840), (98, 211400280), (104, 199204110), (105, 197306928), (108, 191826180), (112, 184975245), (117, 177070320), (120, 172643562), (126, 164422440), (130, 159363288), (135, 153460944), (140, 147980196), (144, 143869635), (147, 140933520), (156, 132802740), (162, 127884120), (168, 123316830), (180, 115095708), (182, 113830920), (189, 109614960), (195, 106242192), (196, 105700140), (208, 99602055), (210, 98653464), (216, 95913090), (234, 88535160), (239, 86682960), (240, 86321781), (243, 85256080), (245, 84560112), (252, 82211220), (260, 79681644), (270, 76730472), (273, 75887280), (280, 73990098), (294, 70466760), (312, 66401370), (315, 65768976), (324, 63942060), (336, 61658415), (343, 60400080), (351, 59023440), (360, 57547854), (364, 56915460), (378, 54807480), (390, 53121096), (392, 52850070), (405, 51153648), (420, 49326732), (432, 47956545), (441, 46977840), (455, 45532368), (468, 44267580), (478, 43341480), (486, 42628040), (490, 42280056), (504, 41105610), (520, 39840822), (540, 38365236), (546, 37943640), (560, 36995049), (567, 36538320), (585, 35414064), (588, 35233380), (624, 33200685), (630, 32884488), (637, 32523120), (648, 31971030), (686, 30200040), (702, 29511720), (717, 28894320), (720, 28773927), (728, 28457730), (735, 28186704), (756, 27403740), (780, 26560548), (784, 26425035), (810, 25576824), (819, 25295760), (840, 24663366), (882, 23488920), (910, 22766184), (936, 22133790), (945, 21922992), (956, 21670740), (972, 21314020), (980, 21140028), (1008, 20552805), (1029, 20133360), (1040, 19920411), (1053, 19674480), (1080, 19182618), (1092, 18971820), (1134, 18269160), (1170, 17707032), (1176, 17616690), (1195, 17336592), (1215, 17051216), (1260, 16442244), (1274, 16261560), (1296, 15985515), (1323, 15659280), (1365, 15177456), (1372, 15100020), (1404, 14755860), (1434, 14447160), (1456, 14228865), (1470, 14093352), (1512, 13701870), (1560, 13280274), (1620, 12788412), (1638, 12647880), (1673, 12383280), (1680, 12331683), (1701, 12179440), (1715, 12080016), (1755, 11804688), (1764, 11744460), (1820, 11383092), (1872, 11066895), (1890, 10961496), (1911, 10841040), (1912, 10835370), (1944, 10657010), (1960, 10570014), (2058, 10066680), (2106, 9837240), (2151, 9631440), (2160, 9591309), (2184, 9485910), (2205, 9395568), (2268, 9134580), (2340, 8853516), (2352, 8808345), (2390, 8668296), (2430, 8525608), (2457, 8431920), (2520, 8221122), (2548, 8130780), (2646, 7829640), (2730, 7588728), (2744, 7550010), (2808, 7377930), (2835, 7307664), (2868, 7223580), (2940, 7046676), (3024, 6850935), (3087, 6711120), (3107, 6667920), (3120, 6640137), (3159, 6558160), (3185, 6504624), (3240, 6394206), (3276, 6323940), (3346, 6191640), (3402, 6089720), (3430, 6040008), (3510, 5902344), (3528, 5872230), (3585, 5778864), (3640, 5691546), (3780, 5480748), (3822, 5420520), (3824, 5417685), (3888, 5328505), (3920, 5285007), (3969, 5219760), (4095, 5059152), (4116, 5033340), (4212, 4918620), (4302, 4815720), (4368, 4742955), (4410, 4697784), (4459, 4646160), (4536, 4567290), (4680, 4426758), (4780, 4334148), (4860, 4262804), (4914, 4215960), (5019, 4127760), (5040, 4110561), (5096, 4065390), (5145, 4026672), (5265, 3934896), (5292, 3914820), (5460, 3794364), (5488, 3775005), (5616, 3688965), (5670, 3653832), (5733, 3613680), (5736, 3611790), (5880, 3523338), (6174, 3355560), (6214, 3333960), (6318, 3279080), (6370, 3252312), (6453, 3210480), (6480, 3197103), (6552, 3161970), (6615, 3131856), (6692, 3095820), (6804, 3044860), (6860, 3020004), (7020, 2951172), (7056, 2936115), (7170, 2889432), (7280, 2845773), (7371, 2810640), (7560, 2740374), (7644, 2710260), (7938, 2609880), (8190, 2529576), (8232, 2516670), (8365, 2476656), (8424, 2459310), (8505, 2435888), (8604, 2407860), (8820, 2348892), (8918, 2323080), (9072, 2283645), (9261, 2237040), (9321, 2222640), (9360, 2213379), (9555, 2168208), (9560, 2167074), (9720, 2131402), (9828, 2107980), (10038, 2063880), (10192, 2032695), (10290, 2013336), (10530, 1967448), (10584, 1957410), (10755, 1926288), (10920, 1897182), (11340, 1826916), (11466, 1806840), (11472, 1805895), (11711, 1769040), (11760, 1761669), (11907, 1739920), (12285, 1686384), (12348, 1677780), (12428, 1666980), (12636, 1639540), (12740, 1626156), (12906, 1605240), (13104, 1580985), (13230, 1565928), (13377, 1548720), (13384, 1547910), (13608, 1522430), (13720, 1510002), (14040, 1475586), (14340, 1444716), (14742, 1405320), (15057, 1375920), (15120, 1370187), (15288, 1355130), (15435, 1342224), (15535, 1333584), (15795, 1311632), (15876, 1304940), (16380, 1264788), (16464, 1258335), (16730, 1238328), (16848, 1229655), (17010, 1217944), (17199, 1204560), (17208, 1203930), (17640, 1174446), (17836, 1161540), (18522, 1118520), (18642, 1111320), (19110, 1084104), (19120, 1083537), (19359, 1070160), (19440, 1065701), (19656, 1053990), (19845, 1043952), (20076, 1031940), (20580, 1006668), (21060, 983724), (21168, 978705), (21510, 963144), (21749, 952560), (21840, 948591), (22113, 936880), (22295, 929232), (22680, 913458), (22932, 903420), (23422, 884520), (23814, 869960), (24570, 843192), (24696, 838890), (24856, 833490), (25095, 825552), (25272, 819770), (25480, 813078), (25812, 802620), (26460, 782964), (26754, 774360), (26768, 773955), (27216, 761215), (27440, 755001), (27783, 745680), (27963, 740880), (28080, 737793), (28665, 722736), (28680, 722358), (29484, 702660), (30114, 687960), (30576, 677565), (30870, 671112), (31070, 666792), (31590, 655816), (31752, 652470), (32265, 642096), (32760, 632394), (33460, 619164), (34020, 608972), (34398, 602280), (34416, 601965), (35133, 589680), (35280, 587223), (35672, 580770), (36855, 562128), (37044, 559260), (37284, 555660), (38220, 542052), (38718, 535080), (39312, 526995), (39690, 521976), (40131, 516240), (40152, 515970), (41160, 503334), (42120, 491862), (43020, 481572), (43498, 476280), (44226, 468440), (44590, 464616), (45171, 458640), (45360, 456729), (45864, 451710), (46305, 447408), (46605, 444528), (46844, 442260), (47628, 434980), (49140, 421596), (49392, 419445), (49712, 416745), (50190, 412776), (50544, 409885), (50960, 406539), (51597, 401520), (51624, 401310), (52920, 391482), (53508, 387180), (55566, 372840), (55926, 370440), (57330, 361368), (57360, 361179), (58077, 356720), (58555, 353808), (58968, 351330), (59535, 347984), (60228, 343980), (61740, 335556), (62140, 333396), (63180, 327908), (63504, 326235), (64530, 321048), (65247, 317520), (65520, 316197), (66885, 309744), (66920, 309582), (68040, 304486), (68796, 301140), (70266, 294840), (71344, 290385), (73710, 281064), (74088, 279630), (74568, 277830), (75285, 275184), (76440, 271026), (77436, 267540), (79380, 260988), (80262, 258120), (80304, 257985), (81977, 252720), (82320, 251667), (83349, 248560), (83889, 246960), (84240, 245931), (85995, 240912), (86040, 240786), (86996, 238140), (88452, 234220), (89180, 232308), (90342, 229320), (91728, 225855), (92610, 223704), (93210, 222264), (93688, 221130), (95256, 217490), (96795, 214032), (98280, 210798), (100380, 206388), (103194, 200760), (103248, 200655), (105399, 196560), (105840, 195741), (107016, 193590), (108745, 190512), (110565, 187376), (111132, 186420), (111852, 185220), (114660, 180684), (116154, 178360), (117110, 176904), (117936, 175665), (119070, 173992), (120393, 172080), (120456, 171990), (123480, 167778), (124280, 166698), (126360, 163954), (129060, 160524), (130494, 158760), (133770, 154872), (133840, 154791), (135513, 152880), (136080, 152243), (137592, 150570), (138915, 149136), (139815, 148176), (140532, 147420)]