66904020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7013}}^1$

素因数の和:7081

約数の個数: 72

約数和(自身を含む): 206800776

約数和(自身を除く): 139896756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 7013, 9540, 14026, 21039, 28052, 35065, 42078, 63117, 70130, 84156, 105195, 126234, 140260, 210390, 252468, 315585, 371689, 420780, 631170, 743378, 1115067, 1262340, 1486756, 1858445, 2230134, 3345201, 3716890, 4460268, 5575335, 6690402, 7433780, 11150670, 13380804, 16726005, 22301340, 33452010, 66904020]

約数ペア:

[(1, 66904020), (2, 33452010), (3, 22301340), (4, 16726005), (5, 13380804), (6, 11150670), (9, 7433780), (10, 6690402), (12, 5575335), (15, 4460268), (18, 3716890), (20, 3345201), (30, 2230134), (36, 1858445), (45, 1486756), (53, 1262340), (60, 1115067), (90, 743378), (106, 631170), (159, 420780), (180, 371689), (212, 315585), (265, 252468), (318, 210390), (477, 140260), (530, 126234), (636, 105195), (795, 84156), (954, 70130), (1060, 63117), (1590, 42078), (1908, 35065), (2385, 28052), (3180, 21039), (4770, 14026), (7013, 9540)]