20106541120

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:573

約数の個数: 224

約数和(自身を含む): 51273699840

約数和(自身を除く): 31167158720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 71, 80, 92, 109, 115, 142, 160, 184, 218, 230, 284, 320, 353, 355, 368, 436, 460, 545, 568, 706, 710, 736, 872, 920, 1090, 1136, 1412, 1420, 1472, 1633, 1744, 1765, 1840, 2180, 2272, 2507, 2824, 2840, 3266, 3488, 3530, 3680, 4360, 4544, 5014, 5648, 5680, 6532, 6976, 7060, 7360, 7739, 8119, 8165, 8720, 10028, 11296, 11360, 12535, 13064, 14120, 15478, 16238, 16330, 17440, 20056, 22592, 22720, 25063, 25070, 26128, 28240, 30956, 32476, 32660, 34880, 38477, 38695, 40112, 40595, 50126, 50140, 52256, 56480, 61912, 64952, 65320, 76954, 77390, 80224, 81190, 100252, 100280, 104512, 112960, 123824, 125315, 129904, 130640, 153908, 154780, 160448, 162380, 177997, 192385, 200504, 200560, 247648, 250630, 259808, 261280, 307816, 309560, 324760, 355994, 384770, 401008, 401120, 495296, 501260, 519616, 522560, 576449, 615632, 619120, 649520, 711988, 769540, 802016, 802240, 884971, 889985, 1002520, 1152898, 1231264, 1238240, 1299040, 1423976, 1539080, 1604032, 1769942, 1779970, 2005040, 2305796, 2462528, 2476480, 2598080, 2731867, 2847952, 2882245, 3078160, 3539884, 3559940, 4010080, 4424855, 4611592, 5463734, 5695904, 5764490, 6156320, 7079768, 7119880, 8020160, 8849710, 9223184, 10927468, 11391808, 11528980, 12312640, 13659335, 14159536, 14239760, 17699420, 18446368, 21854936, 23057960, 27318670, 28319072, 28479520, 35398840, 36892736, 43709872, 46115920, 54637340, 56638144, 56959040, 62832941, 70797680, 87419744, 92231840, 109274680, 125665882, 141595360, 174839488, 184463680, 218549360, 251331764, 283190720, 314164705, 437098720, 502663528, 628329410, 874197440, 1005327056, 1256658820, 2010654112, 2513317640, 4021308224, 5026635280, 10053270560, 20106541120]

約数ペア:

[(1, 20106541120), (2, 10053270560), (4, 5026635280), (5, 4021308224), (8, 2513317640), (10, 2010654112), (16, 1256658820), (20, 1005327056), (23, 874197440), (32, 628329410), (40, 502663528), (46, 437098720), (64, 314164705), (71, 283190720), (80, 251331764), (92, 218549360), (109, 184463680), (115, 174839488), (142, 141595360), (160, 125665882), (184, 109274680), (218, 92231840), (230, 87419744), (284, 70797680), (320, 62832941), (353, 56959040), (355, 56638144), (368, 54637340), (436, 46115920), (460, 43709872), (545, 36892736), (568, 35398840), (706, 28479520), (710, 28319072), (736, 27318670), (872, 23057960), (920, 21854936), (1090, 18446368), (1136, 17699420), (1412, 14239760), (1420, 14159536), (1472, 13659335), (1633, 12312640), (1744, 11528980), (1765, 11391808), (1840, 10927468), (2180, 9223184), (2272, 8849710), (2507, 8020160), (2824, 7119880), (2840, 7079768), (3266, 6156320), (3488, 5764490), (3530, 5695904), (3680, 5463734), (4360, 4611592), (4544, 4424855), (5014, 4010080), (5648, 3559940), (5680, 3539884), (6532, 3078160), (6976, 2882245), (7060, 2847952), (7360, 2731867), (7739, 2598080), (8119, 2476480), (8165, 2462528), (8720, 2305796), (10028, 2005040), (11296, 1779970), (11360, 1769942), (12535, 1604032), (13064, 1539080), (14120, 1423976), (15478, 1299040), (16238, 1238240), (16330, 1231264), (17440, 1152898), (20056, 1002520), (22592, 889985), (22720, 884971), (25063, 802240), (25070, 802016), (26128, 769540), (28240, 711988), (30956, 649520), (32476, 619120), (32660, 615632), (34880, 576449), (38477, 522560), (38695, 519616), (40112, 501260), (40595, 495296), (50126, 401120), (50140, 401008), (52256, 384770), (56480, 355994), (61912, 324760), (64952, 309560), (65320, 307816), (76954, 261280), (77390, 259808), (80224, 250630), (81190, 247648), (100252, 200560), (100280, 200504), (104512, 192385), (112960, 177997), (123824, 162380), (125315, 160448), (129904, 154780), (130640, 153908)]