15957840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{66491}}^1$

素因数の和:66507

約数の個数: 40

約数和(自身を含む): 49470048

約数和(自身を除く): 33512208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 66491, 132982, 199473, 265964, 332455, 398946, 531928, 664910, 797892, 997365, 1063856, 1329820, 1595784, 1994730, 2659640, 3191568, 3989460, 5319280, 7978920, 15957840]

約数ペア:

[(1, 15957840), (2, 7978920), (3, 5319280), (4, 3989460), (5, 3191568), (6, 2659640), (8, 1994730), (10, 1595784), (12, 1329820), (15, 1063856), (16, 997365), (20, 797892), (24, 664910), (30, 531928), (40, 398946), (48, 332455), (60, 265964), (80, 199473), (120, 132982), (240, 66491)]