256662270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7369}}^1$

素因数の和:7431

約数の個数: 80

約数和(自身を含む): 706281840

約数和(自身を除く): 449619570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 81, 86, 90, 129, 135, 162, 215, 258, 270, 387, 405, 430, 645, 774, 810, 1161, 1290, 1935, 2322, 3483, 3870, 5805, 6966, 7369, 11610, 14738, 17415, 22107, 34830, 36845, 44214, 66321, 73690, 110535, 132642, 198963, 221070, 316867, 331605, 397926, 596889, 633734, 663210, 950601, 994815, 1193778, 1584335, 1901202, 1989630, 2851803, 2984445, 3168670, 4753005, 5703606, 5968890, 8555409, 9506010, 14259015, 17110818, 25666227, 28518030, 42777045, 51332454, 85554090, 128331135, 256662270]

約数ペア:

[(1, 256662270), (2, 128331135), (3, 85554090), (5, 51332454), (6, 42777045), (9, 28518030), (10, 25666227), (15, 17110818), (18, 14259015), (27, 9506010), (30, 8555409), (43, 5968890), (45, 5703606), (54, 4753005), (81, 3168670), (86, 2984445), (90, 2851803), (129, 1989630), (135, 1901202), (162, 1584335), (215, 1193778), (258, 994815), (270, 950601), (387, 663210), (405, 633734), (430, 596889), (645, 397926), (774, 331605), (810, 316867), (1161, 221070), (1290, 198963), (1935, 132642), (2322, 110535), (3483, 73690), (3870, 66321), (5805, 44214), (6966, 36845), (7369, 34830), (11610, 22107), (14738, 17415)]