258297720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2152481}}^1$

素因数の和:2152495

約数の個数: 32

約数和(自身を含む): 774893520

約数和(自身を除く): 516595800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2152481, 4304962, 6457443, 8609924, 10762405, 12914886, 17219848, 21524810, 25829772, 32287215, 43049620, 51659544, 64574430, 86099240, 129148860, 258297720]

約数ペア:

[(1, 258297720), (2, 129148860), (3, 86099240), (4, 64574430), (5, 51659544), (6, 43049620), (8, 32287215), (10, 25829772), (12, 21524810), (15, 17219848), (20, 12914886), (24, 10762405), (30, 8609924), (40, 6457443), (60, 4304962), (120, 2152481)]