680725320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{515701}}^1$

素因数の和:515726

約数の個数: 64

約数和(自身を含む): 2227832640

約数和(自身を除く): 1547107320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 515701, 1031402, 1547103, 2062804, 2578505, 3094206, 4125608, 5157010, 5672711, 6188412, 7735515, 10314020, 11345422, 12376824, 15471030, 17018133, 20628040, 22690844, 28363555, 30942060, 34036266, 45381688, 56727110, 61884120, 68072532, 85090665, 113454220, 136145064, 170181330, 226908440, 340362660, 680725320]

約数ペア:

[(1, 680725320), (2, 340362660), (3, 226908440), (4, 170181330), (5, 136145064), (6, 113454220), (8, 85090665), (10, 68072532), (11, 61884120), (12, 56727110), (15, 45381688), (20, 34036266), (22, 30942060), (24, 28363555), (30, 22690844), (33, 20628040), (40, 17018133), (44, 15471030), (55, 12376824), (60, 11345422), (66, 10314020), (88, 7735515), (110, 6188412), (120, 5672711), (132, 5157010), (165, 4125608), (220, 3094206), (264, 2578505), (330, 2062804), (440, 1547103), (660, 1031402), (1320, 515701)]