20859450720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{23917}}^1$

素因数の和:24037

約数の個数: 192

約数和(自身を含む): 69434910720

約数和(自身を除く): 48575460000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 79, 80, 92, 96, 115, 120, 138, 158, 160, 184, 230, 237, 240, 276, 316, 345, 368, 395, 460, 474, 480, 552, 632, 690, 736, 790, 920, 948, 1104, 1185, 1264, 1380, 1580, 1817, 1840, 1896, 2208, 2370, 2528, 2760, 3160, 3634, 3680, 3792, 4740, 5451, 5520, 6320, 7268, 7584, 9085, 9480, 10902, 11040, 12640, 14536, 18170, 18960, 21804, 23917, 27255, 29072, 36340, 37920, 43608, 47834, 54510, 58144, 71751, 72680, 87216, 95668, 109020, 119585, 143502, 145360, 174432, 191336, 218040, 239170, 287004, 290720, 358755, 382672, 436080, 478340, 550091, 574008, 717510, 765344, 872160, 956680, 1100182, 1148016, 1435020, 1650273, 1889443, 1913360, 2200364, 2296032, 2750455, 2870040, 3300546, 3778886, 3826720, 4400728, 5500910, 5668329, 5740080, 6601092, 7557772, 8251365, 8801456, 9447215, 11001820, 11336658, 11480160, 13202184, 15115544, 16502730, 17602912, 18894430, 22003640, 22673316, 26404368, 28341645, 30231088, 33005460, 37788860, 43457189, 44007280, 45346632, 52808736, 56683290, 60462176, 66010920, 75577720, 86914378, 88014560, 90693264, 113366580, 130371567, 132021840, 151155440, 173828756, 181386528, 217285945, 226733160, 260743134, 264043680, 302310880, 347657512, 434571890, 453466320, 521486268, 651857835, 695315024, 869143780, 906932640, 1042972536, 1303715670, 1390630048, 1738287560, 2085945072, 2607431340, 3476575120, 4171890144, 5214862680, 6953150240, 10429725360, 20859450720]

約数ペア:

[(1, 20859450720), (2, 10429725360), (3, 6953150240), (4, 5214862680), (5, 4171890144), (6, 3476575120), (8, 2607431340), (10, 2085945072), (12, 1738287560), (15, 1390630048), (16, 1303715670), (20, 1042972536), (23, 906932640), (24, 869143780), (30, 695315024), (32, 651857835), (40, 521486268), (46, 453466320), (48, 434571890), (60, 347657512), (69, 302310880), (79, 264043680), (80, 260743134), (92, 226733160), (96, 217285945), (115, 181386528), (120, 173828756), (138, 151155440), (158, 132021840), (160, 130371567), (184, 113366580), (230, 90693264), (237, 88014560), (240, 86914378), (276, 75577720), (316, 66010920), (345, 60462176), (368, 56683290), (395, 52808736), (460, 45346632), (474, 44007280), (480, 43457189), (552, 37788860), (632, 33005460), (690, 30231088), (736, 28341645), (790, 26404368), (920, 22673316), (948, 22003640), (1104, 18894430), (1185, 17602912), (1264, 16502730), (1380, 15115544), (1580, 13202184), (1817, 11480160), (1840, 11336658), (1896, 11001820), (2208, 9447215), (2370, 8801456), (2528, 8251365), (2760, 7557772), (3160, 6601092), (3634, 5740080), (3680, 5668329), (3792, 5500910), (4740, 4400728), (5451, 3826720), (5520, 3778886), (6320, 3300546), (7268, 2870040), (7584, 2750455), (9085, 2296032), (9480, 2200364), (10902, 1913360), (11040, 1889443), (12640, 1650273), (14536, 1435020), (18170, 1148016), (18960, 1100182), (21804, 956680), (23917, 872160), (27255, 765344), (29072, 717510), (36340, 574008), (37920, 550091), (43608, 478340), (47834, 436080), (54510, 382672), (58144, 358755), (71751, 290720), (72680, 287004), (87216, 239170), (95668, 218040), (109020, 191336), (119585, 174432), (143502, 145360)]