31885230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 87488640

約数和(自身を除く): 55603410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 169, 190, 195, 247, 285, 331, 338, 390, 494, 507, 570, 662, 741, 845, 993, 1014, 1235, 1482, 1655, 1690, 1986, 2470, 2535, 3211, 3310, 3705, 4303, 4965, 5070, 6289, 6422, 7410, 8606, 9633, 9930, 12578, 12909, 16055, 18867, 19266, 21515, 25818, 31445, 32110, 37734, 43030, 48165, 55939, 62890, 64545, 81757, 94335, 96330, 111878, 129090, 163514, 167817, 188670, 245271, 279695, 335634, 408785, 490542, 559390, 817570, 839085, 1062841, 1226355, 1678170, 2125682, 2452710, 3188523, 5314205, 6377046, 10628410, 15942615, 31885230]

約数ペア:

[(1, 31885230), (2, 15942615), (3, 10628410), (5, 6377046), (6, 5314205), (10, 3188523), (13, 2452710), (15, 2125682), (19, 1678170), (26, 1226355), (30, 1062841), (38, 839085), (39, 817570), (57, 559390), (65, 490542), (78, 408785), (95, 335634), (114, 279695), (130, 245271), (169, 188670), (190, 167817), (195, 163514), (247, 129090), (285, 111878), (331, 96330), (338, 94335), (390, 81757), (494, 64545), (507, 62890), (570, 55939), (662, 48165), (741, 43030), (845, 37734), (993, 32110), (1014, 31445), (1235, 25818), (1482, 21515), (1655, 19266), (1690, 18867), (1986, 16055), (2470, 12909), (2535, 12578), (3211, 9930), (3310, 9633), (3705, 8606), (4303, 7410), (4965, 6422), (5070, 6289)]