321626280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{8563}}^1$

素因数の和:8890

約数の個数: 64

約数和(自身を含む): 968074560

約数和(自身を除く): 646448280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 313, 626, 939, 1252, 1565, 1878, 2504, 3130, 3756, 4695, 6260, 7512, 8563, 9390, 12520, 17126, 18780, 25689, 34252, 37560, 42815, 51378, 68504, 85630, 102756, 128445, 171260, 205512, 256890, 342520, 513780, 1027560, 2680219, 5360438, 8040657, 10720876, 13401095, 16081314, 21441752, 26802190, 32162628, 40203285, 53604380, 64325256, 80406570, 107208760, 160813140, 321626280]

約数ペア:

[(1, 321626280), (2, 160813140), (3, 107208760), (4, 80406570), (5, 64325256), (6, 53604380), (8, 40203285), (10, 32162628), (12, 26802190), (15, 21441752), (20, 16081314), (24, 13401095), (30, 10720876), (40, 8040657), (60, 5360438), (120, 2680219), (313, 1027560), (626, 513780), (939, 342520), (1252, 256890), (1565, 205512), (1878, 171260), (2504, 128445), (3130, 102756), (3756, 85630), (4695, 68504), (6260, 51378), (7512, 42815), (8563, 37560), (9390, 34252), (12520, 25689), (17126, 18780)]