51168720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213203}}^1$

素因数の和:213219

約数の個数: 40

約数和(自身を含む): 158623776

約数和(自身を除く): 107455056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213203, 426406, 639609, 852812, 1066015, 1279218, 1705624, 2132030, 2558436, 3198045, 3411248, 4264060, 5116872, 6396090, 8528120, 10233744, 12792180, 17056240, 25584360, 51168720]

約数ペア:

[(1, 51168720), (2, 25584360), (3, 17056240), (4, 12792180), (5, 10233744), (6, 8528120), (8, 6396090), (10, 5116872), (12, 4264060), (15, 3411248), (16, 3198045), (20, 2558436), (24, 2132030), (30, 1705624), (40, 1279218), (48, 1066015), (60, 852812), (80, 639609), (120, 426406), (240, 213203)]