151232720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43963}}^1$

素因数の和:44019

約数の個数: 40

約数和(自身を含む): 359801376

約数和(自身を除く): 208568656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 43963, 87926, 175852, 219815, 351704, 439630, 703408, 879260, 1758520, 1890409, 3517040, 3780818, 7561636, 9452045, 15123272, 18904090, 30246544, 37808180, 75616360, 151232720]

約数ペア:

[(1, 151232720), (2, 75616360), (4, 37808180), (5, 30246544), (8, 18904090), (10, 15123272), (16, 9452045), (20, 7561636), (40, 3780818), (43, 3517040), (80, 1890409), (86, 1758520), (172, 879260), (215, 703408), (344, 439630), (430, 351704), (688, 219815), (860, 175852), (1720, 87926), (3440, 43963)]