2215260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 6953856

約数和(自身を除く): 4738596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 397, 465, 558, 620, 794, 930, 1116, 1191, 1395, 1588, 1860, 1985, 2382, 2790, 3573, 3970, 4764, 5580, 5955, 7146, 7940, 11910, 12307, 14292, 17865, 23820, 24614, 35730, 36921, 49228, 61535, 71460, 73842, 110763, 123070, 147684, 184605, 221526, 246140, 369210, 443052, 553815, 738420, 1107630, 2215260]

約数ペア:

[(1, 2215260), (2, 1107630), (3, 738420), (4, 553815), (5, 443052), (6, 369210), (9, 246140), (10, 221526), (12, 184605), (15, 147684), (18, 123070), (20, 110763), (30, 73842), (31, 71460), (36, 61535), (45, 49228), (60, 36921), (62, 35730), (90, 24614), (93, 23820), (124, 17865), (155, 14292), (180, 12307), (186, 11910), (279, 7940), (310, 7146), (372, 5955), (397, 5580), (465, 4764), (558, 3970), (620, 3573), (794, 2790), (930, 2382), (1116, 1985), (1191, 1860), (1395, 1588)]