187939960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4951}}^1$

素因数の和:5048

約数の個数: 64

約数和(自身を含む): 461724480

約数和(自身を除く): 273784520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 73, 104, 130, 146, 260, 292, 365, 520, 584, 730, 949, 1460, 1898, 2920, 3796, 4745, 4951, 7592, 9490, 9902, 18980, 19804, 24755, 37960, 39608, 49510, 64363, 99020, 128726, 198040, 257452, 321815, 361423, 514904, 643630, 722846, 1287260, 1445692, 1807115, 2574520, 2891384, 3614230, 4698499, 7228460, 9396998, 14456920, 18793996, 23492495, 37587992, 46984990, 93969980, 187939960]

約数ペア:

[(1, 187939960), (2, 93969980), (4, 46984990), (5, 37587992), (8, 23492495), (10, 18793996), (13, 14456920), (20, 9396998), (26, 7228460), (40, 4698499), (52, 3614230), (65, 2891384), (73, 2574520), (104, 1807115), (130, 1445692), (146, 1287260), (260, 722846), (292, 643630), (365, 514904), (520, 361423), (584, 321815), (730, 257452), (949, 198040), (1460, 128726), (1898, 99020), (2920, 64363), (3796, 49510), (4745, 39608), (4951, 37960), (7592, 24755), (9490, 19804), (9902, 18980)]