128216310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137867}}^1$

素因数の和:137908

約数の個数: 32

約数和(自身を含む): 317647872

約数和(自身を除く): 189431562

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 137867, 275734, 413601, 689335, 827202, 1378670, 2068005, 4136010, 4273877, 8547754, 12821631, 21369385, 25643262, 42738770, 64108155, 128216310]

約数ペア:

[(1, 128216310), (2, 64108155), (3, 42738770), (5, 25643262), (6, 21369385), (10, 12821631), (15, 8547754), (30, 4273877), (31, 4136010), (62, 2068005), (93, 1378670), (155, 827202), (186, 689335), (310, 413601), (465, 275734), (930, 137867)]