20051216640

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:695

約数の個数: 864

約数和(自身を含む): 88281962496

約数和(自身を除く): 68230745856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 31, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 62, 63, 64, 65, 70, 72, 78, 80, 84, 90, 91, 93, 96, 104, 105, 112, 117, 120, 124, 126, 128, 130, 140, 144, 155, 156, 160, 168, 180, 182, 186, 192, 195, 208, 210, 217, 224, 234, 240, 248, 252, 256, 260, 273, 279, 280, 288, 310, 312, 315, 320, 336, 360, 364, 372, 384, 390, 403, 416, 420, 434, 448, 455, 465, 468, 480, 496, 504, 520, 546, 558, 560, 576, 585, 617, 620, 624, 630, 640, 651, 672, 720, 728, 744, 768, 780, 806, 819, 832, 840, 868, 896, 910, 930, 936, 960, 992, 1008, 1040, 1085, 1092, 1116, 1120, 1152, 1170, 1209, 1234, 1240, 1248, 1260, 1280, 1302, 1344, 1365, 1395, 1440, 1456, 1488, 1560, 1612, 1638, 1664, 1680, 1736, 1792, 1820, 1851, 1860, 1872, 1920, 1953, 1984, 2015, 2016, 2080, 2170, 2184, 2232, 2240, 2304, 2340, 2418, 2468, 2480, 2496, 2520, 2604, 2688, 2730, 2790, 2821, 2880, 2912, 2976, 3085, 3120, 3224, 3255, 3276, 3328, 3360, 3472, 3627, 3640, 3702, 3720, 3744, 3840, 3906, 3968, 4030, 4032, 4095, 4160, 4319, 4340, 4368, 4464, 4480, 4680, 4836, 4936, 4960, 4992, 5040, 5208, 5376, 5460, 5553, 5580, 5642, 5760, 5824, 5952, 6045, 6170, 6240, 6448, 6510, 6552, 6720, 6944, 7254, 7280, 7404, 7440, 7488, 7812, 7936, 8021, 8060, 8064, 8190, 8320, 8463, 8638, 8680, 8736, 8928, 8960, 9255, 9360, 9672, 9765, 9872, 9920, 9984, 10080, 10416, 10920, 11106, 11160, 11284, 11520, 11648, 11904, 12090, 12340, 12480, 12896, 12957, 13020, 13104, 13440, 13888, 14105, 14508, 14560, 14808, 14880, 14976, 15624, 16042, 16120, 16128, 16380, 16640, 16926, 17276, 17360, 17472, 17856, 18135, 18510, 18720, 19127, 19344, 19530, 19744, 19840, 20160, 20832, 21595, 21840, 22212, 22320, 22568, 23296, 23808, 24063, 24180, 24680, 24960, 25389, 25792, 25914, 26040, 26208, 26880, 27765, 27776, 28210, 29016, 29120, 29616, 29760, 29952, 31248, 32084, 32240, 32760, 33852, 34552, 34720, 34944, 35712, 36270, 37020, 37440, 38254, 38688, 38871, 39060, 39488, 39680, 40105, 40320, 41664, 42315, 43190, 43680, 44424, 44640, 45136, 48126, 48360, 49360, 49920, 50778, 51584, 51828, 52080, 52416, 55530, 55552, 56147, 56420, 57381, 58032, 58240, 59232, 59520, 62496, 64168, 64480, 64785, 65520, 67704, 69104, 69440, 69888, 71424, 72189, 72540, 74040, 74880, 76508, 77376, 77742, 78120, 78976, 80210, 80640, 83328, 84630, 86380, 87360, 88848, 89280, 90272, 95635, 96252, 96720, 98720, 101556, 103168, 103656, 104160, 104832, 111060, 112294, 112840, 114762, 116064, 116480, 118464, 119040, 120315, 124992, 126945, 128336, 128960, 129570, 131040, 133889, 135408, 138208, 138880, 144378, 145080, 148080, 149760, 153016, 154752, 155484, 156240, 157952, 160420, 166656, 168441, 169260, 172143, 172760, 174720, 177696, 178560, 180544, 191270, 192504, 193440, 194355, 197440, 203112, 207312, 208320, 209664, 222120, 224588, 225680, 229524, 232128, 236928, 240630, 248651, 249984, 253890, 256672, 257920, 259140, 262080, 267778, 270816, 276416, 277760, 280735, 286905, 288756, 290160, 296160, 306032, 309504, 310968, 312480, 320840, 336882, 338520, 344286, 345520, 349440, 355392, 357120, 360945, 361088, 382540, 385008, 386880, 388710, 394880, 401667, 406224, 414624, 416640, 444240, 449176, 451360, 459048, 464256, 473856, 481260, 497302, 499968, 505323, 507780, 513344, 515840, 518280, 524160, 535556, 541632, 552832, 561470, 573810, 577512, 580320, 592320, 612064, 621936, 624960, 641680, 669445, 673764, 677040, 688572, 691040, 710784, 721890, 722176, 745953, 765080, 770016, 773760, 777420, 789760, 803334, 812448, 829248, 833280, 842205, 860715, 888480, 898352, 902720, 918096, 928512, 962520, 994604, 1010646, 1015560, 1026688, 1036560, 1048320, 1071112, 1083264, 1105664, 1122940, 1147620, 1155024, 1160640, 1184640, 1205001, 1224128, 1243255, 1243872, 1249920, 1283360, 1338890, 1347528, 1354080, 1377144, 1382080, 1421568, 1443780, 1491906, 1530160, 1540032, 1547520, 1554840, 1606668, 1624896, 1658496, 1684410, 1721430, 1740557, 1776960, 1796704, 1805440, 1836192, 1925040, 1989208, 2008335, 2021292, 2031120, 2053376, 2073120, 2142224, 2166528, 2237859, 2245880, 2295240, 2310048, 2321280, 2369280, 2410002, 2448256, 2486510, 2487744, 2499840, 2526615, 2566720, 2677780, 2695056, 2708160, 2754288, 2764160, 2887560, 2983812, 3060320, 3080064, 3109680, 3213336, 3249792, 3316992, 3368820, 3442860, 3481114, 3553920, 3593408, 3610880, 3672384, 3729765, 3850080, 3978416, 4016670, 4042584, 4062240, 4146240, 4284448, 4475718, 4491760, 4590480, 4620096, 4642560, 4820004, 4896512, 4973020, 4975488, 5053230, 5133440, 5221671, 5355560, 5390112, 5416320, 5508576, 5528320, 5775120, 5967624, 6025005, 6120640, 6160128, 6219360, 6426672, 6499584, 6737640, 6885720, 6962228, 7107840, 7186816, 7344768, 7459530, 7700160, 7956832, 8033340, 8085168, 8124480, 8292480, 8568896, 8702785, 8951436, 8983520, 9180960, 9240192, 9640008, 9946040, 9950976, 10106460, 10266880, 10443342, 10711120, 10780224, 10832640, 11017152, 11189295, 11550240, 11935248, 12050010, 12241280, 12438720, 12853344, 13475280, 13771440, 13924456, 14373632, 14689536, 14919060, 15400320, 15665013, 15913664, 16066680, 16170336, 16248960, 16584960, 17137792, 17405570, 17902872, 17967040, 18361920, 18480384, 19280016, 19892080, 20212920, 20886684, 21422240, 21560448, 22034304, 22378590, 23100480, 23870496, 24100020, 24482560, 24877440, 25706688, 26108355, 26950560, 27542880, 27848912, 29838120, 30800640, 31330026, 31827328, 32133360, 32340672, 32497920, 34275584, 34811140, 35805744, 35934080, 36723840, 38560032, 39784160, 40425840, 41773368, 42844480, 43120896, 44068608, 44757180, 46200960, 47740992, 48200040, 49754880, 51413376, 52216710, 53901120, 55085760, 55697824, 59676240, 62660052, 63654656, 64266720, 64681344, 69622280, 71611488, 71868160, 73447680, 77120064, 78325065, 79568320, 80851680, 83546736, 85688960, 89514360, 92401920, 95481984, 96400080, 102826752, 104433420, 107802240, 110171520, 111395648, 119352480, 125320104, 128533440, 129362688, 139244560, 143222976, 154240128, 156650130, 159136640, 161703360, 167093472, 171377920, 179028720, 190963968, 192800160, 208866840, 215604480, 220343040, 222791296, 238704960, 250640208, 257066880, 278489120, 286445952, 308480256, 313300260, 318273280, 323406720, 334186944, 358057440, 385600320, 417733680, 445582592, 477409920, 501280416, 514133760, 556978240, 572891904, 626600520, 646813440, 668373888, 716114880, 771200640, 835467360, 954819840, 1002560832, 1113956480, 1253201040, 1336747776, 1432229760, 1542401280, 1670934720, 2005121664, 2227912960, 2506402080, 2864459520, 3341869440, 4010243328, 5012804160, 6683738880, 10025608320, 20051216640]

約数ペア:

[(1, 20051216640), (2, 10025608320), (3, 6683738880), (4, 5012804160), (5, 4010243328), (6, 3341869440), (7, 2864459520), (8, 2506402080), (9, 2227912960), (10, 2005121664), (12, 1670934720), (13, 1542401280), (14, 1432229760), (15, 1336747776), (16, 1253201040), (18, 1113956480), (20, 1002560832), (21, 954819840), (24, 835467360), (26, 771200640), (28, 716114880), (30, 668373888), (31, 646813440), (32, 626600520), (35, 572891904), (36, 556978240), (39, 514133760), (40, 501280416), (42, 477409920), (45, 445582592), (48, 417733680), (52, 385600320), (56, 358057440), (60, 334186944), (62, 323406720), (63, 318273280), (64, 313300260), (65, 308480256), (70, 286445952), (72, 278489120), (78, 257066880), (80, 250640208), (84, 238704960), (90, 222791296), (91, 220343040), (93, 215604480), (96, 208866840), (104, 192800160), (105, 190963968), (112, 179028720), (117, 171377920), (120, 167093472), (124, 161703360), (126, 159136640), (128, 156650130), (130, 154240128), (140, 143222976), (144, 139244560), (155, 129362688), (156, 128533440), (160, 125320104), (168, 119352480), (180, 111395648), (182, 110171520), (186, 107802240), (192, 104433420), (195, 102826752), (208, 96400080), (210, 95481984), (217, 92401920), (224, 89514360), (234, 85688960), (240, 83546736), (248, 80851680), (252, 79568320), (256, 78325065), (260, 77120064), (273, 73447680), (279, 71868160), (280, 71611488), (288, 69622280), (310, 64681344), (312, 64266720), (315, 63654656), (320, 62660052), (336, 59676240), (360, 55697824), (364, 55085760), (372, 53901120), (384, 52216710), (390, 51413376), (403, 49754880), (416, 48200040), (420, 47740992), (434, 46200960), (448, 44757180), (455, 44068608), (465, 43120896), (468, 42844480), (480, 41773368), (496, 40425840), (504, 39784160), (520, 38560032), (546, 36723840), (558, 35934080), (560, 35805744), (576, 34811140), (585, 34275584), (617, 32497920), (620, 32340672), (624, 32133360), (630, 31827328), (640, 31330026), (651, 30800640), (672, 29838120), (720, 27848912), (728, 27542880), (744, 26950560), (768, 26108355), (780, 25706688), (806, 24877440), (819, 24482560), (832, 24100020), (840, 23870496), (868, 23100480), (896, 22378590), (910, 22034304), (930, 21560448), (936, 21422240), (960, 20886684), (992, 20212920), (1008, 19892080), (1040, 19280016), (1085, 18480384), (1092, 18361920), (1116, 17967040), (1120, 17902872), (1152, 17405570), (1170, 17137792), (1209, 16584960), (1234, 16248960), (1240, 16170336), (1248, 16066680), (1260, 15913664), (1280, 15665013), (1302, 15400320), (1344, 14919060), (1365, 14689536), (1395, 14373632), (1440, 13924456), (1456, 13771440), (1488, 13475280), (1560, 12853344), (1612, 12438720), (1638, 12241280), (1664, 12050010), (1680, 11935248), (1736, 11550240), (1792, 11189295), (1820, 11017152), (1851, 10832640), (1860, 10780224), (1872, 10711120), (1920, 10443342), (1953, 10266880), (1984, 10106460), (2015, 9950976), (2016, 9946040), (2080, 9640008), (2170, 9240192), (2184, 9180960), (2232, 8983520), (2240, 8951436), (2304, 8702785), (2340, 8568896), (2418, 8292480), (2468, 8124480), (2480, 8085168), (2496, 8033340), (2520, 7956832), (2604, 7700160), (2688, 7459530), (2730, 7344768), (2790, 7186816), (2821, 7107840), (2880, 6962228), (2912, 6885720), (2976, 6737640), (3085, 6499584), (3120, 6426672), (3224, 6219360), (3255, 6160128), (3276, 6120640), (3328, 6025005), (3360, 5967624), (3472, 5775120), (3627, 5528320), (3640, 5508576), (3702, 5416320), (3720, 5390112), (3744, 5355560), (3840, 5221671), (3906, 5133440), (3968, 5053230), (4030, 4975488), (4032, 4973020), (4095, 4896512), (4160, 4820004), (4319, 4642560), (4340, 4620096), (4368, 4590480), (4464, 4491760), (4480, 4475718), (4680, 4284448), (4836, 4146240), (4936, 4062240), (4960, 4042584), (4992, 4016670), (5040, 3978416), (5208, 3850080), (5376, 3729765), (5460, 3672384), (5553, 3610880), (5580, 3593408), (5642, 3553920), (5760, 3481114), (5824, 3442860), (5952, 3368820), (6045, 3316992), (6170, 3249792), (6240, 3213336), (6448, 3109680), (6510, 3080064), (6552, 3060320), (6720, 2983812), (6944, 2887560), (7254, 2764160), (7280, 2754288), (7404, 2708160), (7440, 2695056), (7488, 2677780), (7812, 2566720), (7936, 2526615), (8021, 2499840), (8060, 2487744), (8064, 2486510), (8190, 2448256), (8320, 2410002), (8463, 2369280), (8638, 2321280), (8680, 2310048), (8736, 2295240), (8928, 2245880), (8960, 2237859), (9255, 2166528), (9360, 2142224), (9672, 2073120), (9765, 2053376), (9872, 2031120), (9920, 2021292), (9984, 2008335), (10080, 1989208), (10416, 1925040), (10920, 1836192), (11106, 1805440), (11160, 1796704), (11284, 1776960), (11520, 1740557), (11648, 1721430), (11904, 1684410), (12090, 1658496), (12340, 1624896), (12480, 1606668), (12896, 1554840), (12957, 1547520), (13020, 1540032), (13104, 1530160), (13440, 1491906), (13888, 1443780), (14105, 1421568), (14508, 1382080), (14560, 1377144), (14808, 1354080), (14880, 1347528), (14976, 1338890), (15624, 1283360), (16042, 1249920), (16120, 1243872), (16128, 1243255), (16380, 1224128), (16640, 1205001), (16926, 1184640), (17276, 1160640), (17360, 1155024), (17472, 1147620), (17856, 1122940), (18135, 1105664), (18510, 1083264), (18720, 1071112), (19127, 1048320), (19344, 1036560), (19530, 1026688), (19744, 1015560), (19840, 1010646), (20160, 994604), (20832, 962520), (21595, 928512), (21840, 918096), (22212, 902720), (22320, 898352), (22568, 888480), (23296, 860715), (23808, 842205), (24063, 833280), (24180, 829248), (24680, 812448), (24960, 803334), (25389, 789760), (25792, 777420), (25914, 773760), (26040, 770016), (26208, 765080), (26880, 745953), (27765, 722176), (27776, 721890), (28210, 710784), (29016, 691040), (29120, 688572), (29616, 677040), (29760, 673764), (29952, 669445), (31248, 641680), (32084, 624960), (32240, 621936), (32760, 612064), (33852, 592320), (34552, 580320), (34720, 577512), (34944, 573810), (35712, 561470), (36270, 552832), (37020, 541632), (37440, 535556), (38254, 524160), (38688, 518280), (38871, 515840), (39060, 513344), (39488, 507780), (39680, 505323), (40105, 499968), (40320, 497302), (41664, 481260), (42315, 473856), (43190, 464256), (43680, 459048), (44424, 451360), (44640, 449176), (45136, 444240), (48126, 416640), (48360, 414624), (49360, 406224), (49920, 401667), (50778, 394880), (51584, 388710), (51828, 386880), (52080, 385008), (52416, 382540), (55530, 361088), (55552, 360945), (56147, 357120), (56420, 355392), (57381, 349440), (58032, 345520), (58240, 344286), (59232, 338520), (59520, 336882), (62496, 320840), (64168, 312480), (64480, 310968), (64785, 309504), (65520, 306032), (67704, 296160), (69104, 290160), (69440, 288756), (69888, 286905), (71424, 280735), (72189, 277760), (72540, 276416), (74040, 270816), (74880, 267778), (76508, 262080), (77376, 259140), (77742, 257920), (78120, 256672), (78976, 253890), (80210, 249984), (80640, 248651), (83328, 240630), (84630, 236928), (86380, 232128), (87360, 229524), (88848, 225680), (89280, 224588), (90272, 222120), (95635, 209664), (96252, 208320), (96720, 207312), (98720, 203112), (101556, 197440), (103168, 194355), (103656, 193440), (104160, 192504), (104832, 191270), (111060, 180544), (112294, 178560), (112840, 177696), (114762, 174720), (116064, 172760), (116480, 172143), (118464, 169260), (119040, 168441), (120315, 166656), (124992, 160420), (126945, 157952), (128336, 156240), (128960, 155484), (129570, 154752), (131040, 153016), (133889, 149760), (135408, 148080), (138208, 145080), (138880, 144378)]