128608770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138289}}^1$

素因数の和:138330

約数の個数: 32

約数和(自身を含む): 318620160

約数和(自身を除く): 190011390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 138289, 276578, 414867, 691445, 829734, 1382890, 2074335, 4148670, 4286959, 8573918, 12860877, 21434795, 25721754, 42869590, 64304385, 128608770]

約数ペア:

[(1, 128608770), (2, 64304385), (3, 42869590), (5, 25721754), (6, 21434795), (10, 12860877), (15, 8573918), (30, 4286959), (31, 4148670), (62, 2074335), (93, 1382890), (155, 829734), (186, 691445), (310, 414867), (465, 276578), (930, 138289)]