387810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:183

約数の個数: 48

約数和(自身を含む): 1048320

約数和(自身を除く): 660510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 139, 155, 186, 278, 279, 310, 417, 465, 558, 695, 834, 930, 1251, 1390, 1395, 2085, 2502, 2790, 4170, 4309, 6255, 8618, 12510, 12927, 21545, 25854, 38781, 43090, 64635, 77562, 129270, 193905, 387810]

約数ペア:

[(1, 387810), (2, 193905), (3, 129270), (5, 77562), (6, 64635), (9, 43090), (10, 38781), (15, 25854), (18, 21545), (30, 12927), (31, 12510), (45, 8618), (62, 6255), (90, 4309), (93, 4170), (139, 2790), (155, 2502), (186, 2085), (278, 1395), (279, 1390), (310, 1251), (417, 930), (465, 834), (558, 695)]