215914260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{25889}}^1$

素因数の和:26040

約数の個数: 48

約数和(自身を含む): 608932800

約数和(自身を除く): 393018540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 25889, 51778, 77667, 103556, 129445, 155334, 258890, 310668, 388335, 517780, 776670, 1553340, 3598571, 7197142, 10795713, 14394284, 17992855, 21591426, 35985710, 43182852, 53978565, 71971420, 107957130, 215914260]

約数ペア:

[(1, 215914260), (2, 107957130), (3, 71971420), (4, 53978565), (5, 43182852), (6, 35985710), (10, 21591426), (12, 17992855), (15, 14394284), (20, 10795713), (30, 7197142), (60, 3598571), (139, 1553340), (278, 776670), (417, 517780), (556, 388335), (695, 310668), (834, 258890), (1390, 155334), (1668, 129445), (2085, 103556), (2780, 77667), (4170, 51778), (8340, 25889)]