252330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 653184

約数和(自身を除く): 400854

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 647, 1294, 1941, 3235, 3882, 6470, 8411, 9705, 16822, 19410, 25233, 42055, 50466, 84110, 126165, 252330]

約数ペア:

[(1, 252330), (2, 126165), (3, 84110), (5, 50466), (6, 42055), (10, 25233), (13, 19410), (15, 16822), (26, 9705), (30, 8411), (39, 6470), (65, 3882), (78, 3235), (130, 1941), (195, 1294), (390, 647)]