218433720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1820281}}^1$

素因数の和:1820295

約数の個数: 32

約数和(自身を含む): 655301520

約数和(自身を除く): 436867800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1820281, 3640562, 5460843, 7281124, 9101405, 10921686, 14562248, 18202810, 21843372, 27304215, 36405620, 43686744, 54608430, 72811240, 109216860, 218433720]

約数ペア:

[(1, 218433720), (2, 109216860), (3, 72811240), (4, 54608430), (5, 43686744), (6, 36405620), (8, 27304215), (10, 21843372), (12, 18202810), (15, 14562248), (20, 10921686), (24, 9101405), (30, 7281124), (40, 5460843), (60, 3640562), (120, 1820281)]