31362570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 96

約数和(自身を含む): 86486400

約数和(自身を除く): 55123830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 109, 115, 138, 139, 207, 218, 230, 278, 327, 345, 414, 417, 545, 654, 690, 695, 834, 981, 1035, 1090, 1251, 1390, 1635, 1962, 2070, 2085, 2502, 2507, 3197, 3270, 4170, 4905, 5014, 6255, 6394, 7521, 9591, 9810, 12510, 12535, 15042, 15151, 15985, 19182, 22563, 25070, 28773, 30302, 31970, 37605, 45126, 45453, 47955, 57546, 75210, 75755, 90906, 95910, 112815, 136359, 143865, 151510, 225630, 227265, 272718, 287730, 348473, 454530, 681795, 696946, 1045419, 1363590, 1742365, 2090838, 3136257, 3484730, 5227095, 6272514, 10454190, 15681285, 31362570]

約数ペア:

[(1, 31362570), (2, 15681285), (3, 10454190), (5, 6272514), (6, 5227095), (9, 3484730), (10, 3136257), (15, 2090838), (18, 1742365), (23, 1363590), (30, 1045419), (45, 696946), (46, 681795), (69, 454530), (90, 348473), (109, 287730), (115, 272718), (138, 227265), (139, 225630), (207, 151510), (218, 143865), (230, 136359), (278, 112815), (327, 95910), (345, 90906), (414, 75755), (417, 75210), (545, 57546), (654, 47955), (690, 45453), (695, 45126), (834, 37605), (981, 31970), (1035, 30302), (1090, 28773), (1251, 25070), (1390, 22563), (1635, 19182), (1962, 15985), (2070, 15151), (2085, 15042), (2502, 12535), (2507, 12510), (3197, 9810), (3270, 9591), (4170, 7521), (4905, 6394), (5014, 6255)]