247977420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{9817}}^1$

素因数の和:10250

約数の個数: 48

約数和(自身を含む): 696056928

約数和(自身を除く): 448079508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 4210, 5052, 6315, 8420, 9817, 12630, 19634, 25260, 29451, 39268, 49085, 58902, 98170, 117804, 147255, 196340, 294510, 589020, 4132957, 8265914, 12398871, 16531828, 20664785, 24797742, 41329570, 49595484, 61994355, 82659140, 123988710, 247977420]

約数ペア:

[(1, 247977420), (2, 123988710), (3, 82659140), (4, 61994355), (5, 49595484), (6, 41329570), (10, 24797742), (12, 20664785), (15, 16531828), (20, 12398871), (30, 8265914), (60, 4132957), (421, 589020), (842, 294510), (1263, 196340), (1684, 147255), (2105, 117804), (2526, 98170), (4210, 58902), (5052, 49085), (6315, 39268), (8420, 29451), (9817, 25260), (12630, 19634)]