408270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 1013760

約数和(自身を除く): 605490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 439, 465, 878, 930, 1317, 2195, 2634, 4390, 6585, 13170, 13609, 27218, 40827, 68045, 81654, 136090, 204135, 408270]

約数ペア:

[(1, 408270), (2, 204135), (3, 136090), (5, 81654), (6, 68045), (10, 40827), (15, 27218), (30, 13609), (31, 13170), (62, 6585), (93, 4390), (155, 2634), (186, 2195), (310, 1317), (439, 930), (465, 878)]