431455520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2351}}^1$

素因数の和:2434

約数の個数: 96

約数和(自身を含む): 1081092096

約数和(自身を除く): 649636576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 74, 80, 124, 148, 155, 160, 185, 248, 296, 310, 370, 496, 592, 620, 740, 992, 1147, 1184, 1240, 1480, 2294, 2351, 2480, 2960, 4588, 4702, 4960, 5735, 5920, 9176, 9404, 11470, 11755, 18352, 18808, 22940, 23510, 36704, 37616, 45880, 47020, 72881, 75232, 86987, 91760, 94040, 145762, 173974, 183520, 188080, 291524, 347948, 364405, 376160, 434935, 583048, 695896, 728810, 869870, 1166096, 1391792, 1457620, 1739740, 2332192, 2696597, 2783584, 2915240, 3479480, 5393194, 5830480, 6958960, 10786388, 11660960, 13482985, 13917920, 21572776, 26965970, 43145552, 53931940, 86291104, 107863880, 215727760, 431455520]

約数ペア:

[(1, 431455520), (2, 215727760), (4, 107863880), (5, 86291104), (8, 53931940), (10, 43145552), (16, 26965970), (20, 21572776), (31, 13917920), (32, 13482985), (37, 11660960), (40, 10786388), (62, 6958960), (74, 5830480), (80, 5393194), (124, 3479480), (148, 2915240), (155, 2783584), (160, 2696597), (185, 2332192), (248, 1739740), (296, 1457620), (310, 1391792), (370, 1166096), (496, 869870), (592, 728810), (620, 695896), (740, 583048), (992, 434935), (1147, 376160), (1184, 364405), (1240, 347948), (1480, 291524), (2294, 188080), (2351, 183520), (2480, 173974), (2960, 145762), (4588, 94040), (4702, 91760), (4960, 86987), (5735, 75232), (5920, 72881), (9176, 47020), (9404, 45880), (11470, 37616), (11755, 36704), (18352, 23510), (18808, 22940)]