255954996

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3571}}^1$

素因数の和:3773

約数の個数: 72

約数和(自身を含む): 709913568

約数和(自身を除く): 453958572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 181, 198, 362, 396, 543, 724, 1086, 1629, 1991, 2172, 3258, 3571, 3982, 5973, 6516, 7142, 7964, 10713, 11946, 14284, 17919, 21426, 23892, 32139, 35838, 39281, 42852, 64278, 71676, 78562, 117843, 128556, 157124, 235686, 353529, 471372, 646351, 707058, 1292702, 1414116, 1939053, 2585404, 3878106, 5817159, 7109861, 7756212, 11634318, 14219722, 21329583, 23268636, 28439444, 42659166, 63988749, 85318332, 127977498, 255954996]

約数ペア:

[(1, 255954996), (2, 127977498), (3, 85318332), (4, 63988749), (6, 42659166), (9, 28439444), (11, 23268636), (12, 21329583), (18, 14219722), (22, 11634318), (33, 7756212), (36, 7109861), (44, 5817159), (66, 3878106), (99, 2585404), (132, 1939053), (181, 1414116), (198, 1292702), (362, 707058), (396, 646351), (543, 471372), (724, 353529), (1086, 235686), (1629, 157124), (1991, 128556), (2172, 117843), (3258, 78562), (3571, 71676), (3982, 64278), (5973, 42852), (6516, 39281), (7142, 35838), (7964, 32139), (10713, 23892), (11946, 21426), (14284, 17919)]