18700495320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1871}}^1$

素因数の和:2090

約数の個数: 256

約数和(自身を含む): 62270208000

約数和(自身を除く): 43569712680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 149, 156, 172, 195, 215, 258, 260, 298, 312, 344, 390, 430, 447, 516, 520, 559, 596, 645, 745, 780, 860, 894, 1032, 1118, 1192, 1290, 1490, 1560, 1677, 1720, 1788, 1871, 1937, 2235, 2236, 2580, 2795, 2980, 3354, 3576, 3742, 3874, 4470, 4472, 5160, 5590, 5613, 5811, 5960, 6407, 6708, 7484, 7748, 8385, 8940, 9355, 9685, 11180, 11226, 11622, 12814, 13416, 14968, 15496, 16770, 17880, 18710, 19221, 19370, 22360, 22452, 23244, 24323, 25628, 28065, 29055, 32035, 33540, 37420, 38442, 38740, 44904, 46488, 48646, 51256, 56130, 58110, 64070, 67080, 72969, 74840, 76884, 77480, 80453, 83291, 96105, 97292, 112260, 116220, 121615, 128140, 145938, 153768, 160906, 166582, 192210, 194584, 224520, 232440, 241359, 243230, 249873, 256280, 278779, 291876, 321812, 333164, 364845, 384420, 402265, 416455, 482718, 486460, 499746, 557558, 583752, 643624, 666328, 729690, 768840, 804530, 832910, 836337, 965436, 972920, 999492, 1045889, 1115116, 1206795, 1249365, 1393895, 1459380, 1609060, 1665820, 1672674, 1930872, 1998984, 2091778, 2230232, 2413590, 2498730, 2787790, 2918760, 3137667, 3218120, 3331640, 3345348, 3624127, 4181685, 4183556, 4827180, 4997460, 5229445, 5575580, 6275334, 6690696, 7248254, 8363370, 8367112, 9654360, 9994920, 10458890, 10872381, 11151160, 11987497, 12550668, 14496508, 15688335, 16726740, 18120635, 20917780, 21744762, 23974994, 25101336, 28993016, 31376670, 33453480, 35962491, 36241270, 41835560, 43489524, 47949988, 54361905, 59937485, 62753340, 71924982, 72482540, 86979048, 95899976, 108723810, 119874970, 125506680, 143849964, 144965080, 155837461, 179812455, 217447620, 239749940, 287699928, 311674922, 359624910, 434895240, 467512383, 479499880, 623349844, 719249820, 779187305, 935024766, 1246699688, 1438499640, 1558374610, 1870049532, 2337561915, 3116749220, 3740099064, 4675123830, 6233498440, 9350247660, 18700495320]

約数ペア:

[(1, 18700495320), (2, 9350247660), (3, 6233498440), (4, 4675123830), (5, 3740099064), (6, 3116749220), (8, 2337561915), (10, 1870049532), (12, 1558374610), (13, 1438499640), (15, 1246699688), (20, 935024766), (24, 779187305), (26, 719249820), (30, 623349844), (39, 479499880), (40, 467512383), (43, 434895240), (52, 359624910), (60, 311674922), (65, 287699928), (78, 239749940), (86, 217447620), (104, 179812455), (120, 155837461), (129, 144965080), (130, 143849964), (149, 125506680), (156, 119874970), (172, 108723810), (195, 95899976), (215, 86979048), (258, 72482540), (260, 71924982), (298, 62753340), (312, 59937485), (344, 54361905), (390, 47949988), (430, 43489524), (447, 41835560), (516, 36241270), (520, 35962491), (559, 33453480), (596, 31376670), (645, 28993016), (745, 25101336), (780, 23974994), (860, 21744762), (894, 20917780), (1032, 18120635), (1118, 16726740), (1192, 15688335), (1290, 14496508), (1490, 12550668), (1560, 11987497), (1677, 11151160), (1720, 10872381), (1788, 10458890), (1871, 9994920), (1937, 9654360), (2235, 8367112), (2236, 8363370), (2580, 7248254), (2795, 6690696), (2980, 6275334), (3354, 5575580), (3576, 5229445), (3742, 4997460), (3874, 4827180), (4470, 4183556), (4472, 4181685), (5160, 3624127), (5590, 3345348), (5613, 3331640), (5811, 3218120), (5960, 3137667), (6407, 2918760), (6708, 2787790), (7484, 2498730), (7748, 2413590), (8385, 2230232), (8940, 2091778), (9355, 1998984), (9685, 1930872), (11180, 1672674), (11226, 1665820), (11622, 1609060), (12814, 1459380), (13416, 1393895), (14968, 1249365), (15496, 1206795), (16770, 1115116), (17880, 1045889), (18710, 999492), (19221, 972920), (19370, 965436), (22360, 836337), (22452, 832910), (23244, 804530), (24323, 768840), (25628, 729690), (28065, 666328), (29055, 643624), (32035, 583752), (33540, 557558), (37420, 499746), (38442, 486460), (38740, 482718), (44904, 416455), (46488, 402265), (48646, 384420), (51256, 364845), (56130, 333164), (58110, 321812), (64070, 291876), (67080, 278779), (72969, 256280), (74840, 249873), (76884, 243230), (77480, 241359), (80453, 232440), (83291, 224520), (96105, 194584), (97292, 192210), (112260, 166582), (116220, 160906), (121615, 153768), (128140, 145938)]