217576320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1$

素因数の和:437

約数の個数: 256

約数和(自身を含む): 781401600

約数和(自身を除く): 563825280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 156, 160, 184, 192, 195, 208, 230, 240, 260, 276, 299, 312, 320, 345, 368, 379, 384, 390, 416, 460, 480, 520, 552, 598, 624, 640, 690, 736, 758, 780, 832, 897, 920, 960, 1040, 1104, 1137, 1196, 1248, 1380, 1472, 1495, 1516, 1560, 1664, 1794, 1840, 1895, 1920, 2080, 2208, 2274, 2392, 2496, 2760, 2944, 2990, 3032, 3120, 3588, 3680, 3790, 4160, 4416, 4485, 4548, 4784, 4927, 4992, 5520, 5685, 5980, 6064, 6240, 7176, 7360, 7580, 8320, 8717, 8832, 8970, 9096, 9568, 9854, 11040, 11370, 11960, 12128, 12480, 14352, 14720, 14781, 15160, 17434, 17940, 18192, 19136, 19708, 22080, 22740, 23920, 24256, 24635, 24960, 26151, 28704, 29562, 30320, 34868, 35880, 36384, 38272, 39416, 43585, 44160, 45480, 47840, 48512, 49270, 52302, 57408, 59124, 60640, 69736, 71760, 72768, 73905, 78832, 87170, 90960, 95680, 98540, 104604, 113321, 114816, 118248, 121280, 130755, 139472, 143520, 145536, 147810, 157664, 174340, 181920, 191360, 197080, 209208, 226642, 236496, 242560, 261510, 278944, 287040, 295620, 315328, 339963, 348680, 363840, 394160, 418416, 453284, 472992, 523020, 557888, 566605, 574080, 591240, 630656, 679926, 697360, 727680, 788320, 836832, 906568, 945984, 1046040, 1115776, 1133210, 1182480, 1359852, 1394720, 1576640, 1673664, 1699815, 1813136, 1891968, 2092080, 2266420, 2364960, 2719704, 2789440, 3153280, 3347328, 3399630, 3626272, 4184160, 4532840, 4729920, 5439408, 5578880, 6799260, 7252544, 8368320, 9065680, 9459840, 10878816, 13598520, 14505088, 16736640, 18131360, 21757632, 27197040, 36262720, 43515264, 54394080, 72525440, 108788160, 217576320]

約数ペア:

[(1, 217576320), (2, 108788160), (3, 72525440), (4, 54394080), (5, 43515264), (6, 36262720), (8, 27197040), (10, 21757632), (12, 18131360), (13, 16736640), (15, 14505088), (16, 13598520), (20, 10878816), (23, 9459840), (24, 9065680), (26, 8368320), (30, 7252544), (32, 6799260), (39, 5578880), (40, 5439408), (46, 4729920), (48, 4532840), (52, 4184160), (60, 3626272), (64, 3399630), (65, 3347328), (69, 3153280), (78, 2789440), (80, 2719704), (92, 2364960), (96, 2266420), (104, 2092080), (115, 1891968), (120, 1813136), (128, 1699815), (130, 1673664), (138, 1576640), (156, 1394720), (160, 1359852), (184, 1182480), (192, 1133210), (195, 1115776), (208, 1046040), (230, 945984), (240, 906568), (260, 836832), (276, 788320), (299, 727680), (312, 697360), (320, 679926), (345, 630656), (368, 591240), (379, 574080), (384, 566605), (390, 557888), (416, 523020), (460, 472992), (480, 453284), (520, 418416), (552, 394160), (598, 363840), (624, 348680), (640, 339963), (690, 315328), (736, 295620), (758, 287040), (780, 278944), (832, 261510), (897, 242560), (920, 236496), (960, 226642), (1040, 209208), (1104, 197080), (1137, 191360), (1196, 181920), (1248, 174340), (1380, 157664), (1472, 147810), (1495, 145536), (1516, 143520), (1560, 139472), (1664, 130755), (1794, 121280), (1840, 118248), (1895, 114816), (1920, 113321), (2080, 104604), (2208, 98540), (2274, 95680), (2392, 90960), (2496, 87170), (2760, 78832), (2944, 73905), (2990, 72768), (3032, 71760), (3120, 69736), (3588, 60640), (3680, 59124), (3790, 57408), (4160, 52302), (4416, 49270), (4485, 48512), (4548, 47840), (4784, 45480), (4927, 44160), (4992, 43585), (5520, 39416), (5685, 38272), (5980, 36384), (6064, 35880), (6240, 34868), (7176, 30320), (7360, 29562), (7580, 28704), (8320, 26151), (8717, 24960), (8832, 24635), (8970, 24256), (9096, 23920), (9568, 22740), (9854, 22080), (11040, 19708), (11370, 19136), (11960, 18192), (12128, 17940), (12480, 17434), (14352, 15160), (14720, 14781)]