64856280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{540469}}^1$

素因数の和:540483

約数の個数: 32

約数和(自身を含む): 194569200

約数和(自身を除く): 129712920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 540469, 1080938, 1621407, 2161876, 2702345, 3242814, 4323752, 5404690, 6485628, 8107035, 10809380, 12971256, 16214070, 21618760, 32428140, 64856280]

約数ペア:

[(1, 64856280), (2, 32428140), (3, 21618760), (4, 16214070), (5, 12971256), (6, 10809380), (8, 8107035), (10, 6485628), (12, 5404690), (15, 4323752), (20, 3242814), (24, 2702345), (30, 2161876), (40, 1621407), (60, 1080938), (120, 540469)]