68944560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{287269}}^1$

素因数の和:287285

約数の個数: 40

約数和(自身を含む): 213728880

約数和(自身を除く): 144784320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 287269, 574538, 861807, 1149076, 1436345, 1723614, 2298152, 2872690, 3447228, 4309035, 4596304, 5745380, 6894456, 8618070, 11490760, 13788912, 17236140, 22981520, 34472280, 68944560]

約数ペア:

[(1, 68944560), (2, 34472280), (3, 22981520), (4, 17236140), (5, 13788912), (6, 11490760), (8, 8618070), (10, 6894456), (12, 5745380), (15, 4596304), (16, 4309035), (20, 3447228), (24, 2872690), (30, 2298152), (40, 1723614), (48, 1436345), (60, 1149076), (80, 861807), (120, 574538), (240, 287269)]