256329434

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 447897600

約数和(自身を除く): 191568166

約数列:

[1, 2, 17, 23, 29, 34, 46, 58, 89, 127, 178, 254, 391, 493, 667, 782, 986, 1334, 1513, 2047, 2159, 2581, 2921, 3026, 3683, 4094, 4318, 5162, 5842, 7366, 11303, 11339, 22606, 22678, 34799, 43877, 49657, 59363, 62611, 69598, 84709, 87754, 99314, 118726, 125222, 169418, 192151, 259969, 327787, 384302, 519938, 655574, 1009171, 1440053, 2018342, 2880106, 4419473, 5572379, 7539101, 8838946, 11144758, 15078202, 128164717, 256329434]

約数ペア:

[(1, 256329434), (2, 128164717), (17, 15078202), (23, 11144758), (29, 8838946), (34, 7539101), (46, 5572379), (58, 4419473), (89, 2880106), (127, 2018342), (178, 1440053), (254, 1009171), (391, 655574), (493, 519938), (667, 384302), (782, 327787), (986, 259969), (1334, 192151), (1513, 169418), (2047, 125222), (2159, 118726), (2581, 99314), (2921, 87754), (3026, 84709), (3683, 69598), (4094, 62611), (4318, 59363), (5162, 49657), (5842, 43877), (7366, 34799), (11303, 22678), (11339, 22606)]