320442330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{821647}}^1$

素因数の和:821670

約数の個数: 32

約数和(自身を含む): 828221184

約数和(自身を除く): 507778854

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 821647, 1643294, 2464941, 4108235, 4929882, 8216470, 10681411, 12324705, 21362822, 24649410, 32044233, 53407055, 64088466, 106814110, 160221165, 320442330]

約数ペア:

[(1, 320442330), (2, 160221165), (3, 106814110), (5, 64088466), (6, 53407055), (10, 32044233), (13, 24649410), (15, 21362822), (26, 12324705), (30, 10681411), (39, 8216470), (65, 4929882), (78, 4108235), (130, 2464941), (195, 1643294), (390, 821647)]