121315360

素因数分解:

$2^5\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1801}}^1$

素因数の和:2237

約数の個数: 48

約数和(自身を含む): 287447832

約数和(自身を除く): 166132472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 421, 842, 1684, 1801, 2105, 3368, 3602, 4210, 6736, 7204, 8420, 9005, 13472, 14408, 16840, 18010, 28816, 33680, 36020, 57632, 67360, 72040, 144080, 288160, 758221, 1516442, 3032884, 3791105, 6065768, 7582210, 12131536, 15164420, 24263072, 30328840, 60657680, 121315360]

約数ペア:

[(1, 121315360), (2, 60657680), (4, 30328840), (5, 24263072), (8, 15164420), (10, 12131536), (16, 7582210), (20, 6065768), (32, 3791105), (40, 3032884), (80, 1516442), (160, 758221), (421, 288160), (842, 144080), (1684, 72040), (1801, 67360), (2105, 57632), (3368, 36020), (3602, 33680), (4210, 28816), (6736, 18010), (7204, 16840), (8420, 14408), (9005, 13472)]