90216090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2381}}^1$

素因数の和:2815

約数の個数: 48

約数和(自身を含む): 235217736

約数和(自身を除く): 145001646

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 421, 842, 1263, 2105, 2381, 2526, 3789, 4210, 4762, 6315, 7143, 7578, 11905, 12630, 14286, 18945, 21429, 23810, 35715, 37890, 42858, 71430, 107145, 214290, 1002401, 2004802, 3007203, 5012005, 6014406, 9021609, 10024010, 15036015, 18043218, 30072030, 45108045, 90216090]

約数ペア:

[(1, 90216090), (2, 45108045), (3, 30072030), (5, 18043218), (6, 15036015), (9, 10024010), (10, 9021609), (15, 6014406), (18, 5012005), (30, 3007203), (45, 2004802), (90, 1002401), (421, 214290), (842, 107145), (1263, 71430), (2105, 42858), (2381, 37890), (2526, 35715), (3789, 23810), (4210, 21429), (4762, 18945), (6315, 14286), (7143, 12630), (7578, 11905)]