15240200

素因数分解:

$2^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 35713860

約数和(自身を除く): 20473660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 181, 200, 362, 421, 724, 842, 905, 1448, 1684, 1810, 2105, 3368, 3620, 4210, 4525, 7240, 8420, 9050, 10525, 16840, 18100, 21050, 36200, 42100, 76201, 84200, 152402, 304804, 381005, 609608, 762010, 1524020, 1905025, 3048040, 3810050, 7620100, 15240200]

約数ペア:

[(1, 15240200), (2, 7620100), (4, 3810050), (5, 3048040), (8, 1905025), (10, 1524020), (20, 762010), (25, 609608), (40, 381005), (50, 304804), (100, 152402), (181, 84200), (200, 76201), (362, 42100), (421, 36200), (724, 21050), (842, 18100), (905, 16840), (1448, 10525), (1684, 9050), (1810, 8420), (2105, 7240), (3368, 4525), (3620, 4210)]