255131206

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 460961280

約数和(自身を除く): 205830074

約数列:

[1, 2, 11, 17, 22, 34, 37, 74, 103, 179, 187, 206, 358, 374, 407, 629, 814, 1133, 1258, 1751, 1969, 2266, 3043, 3502, 3811, 3938, 6086, 6623, 6919, 7622, 13246, 13838, 18437, 19261, 33473, 36874, 38522, 41921, 64787, 66946, 72853, 83842, 112591, 129574, 145706, 202807, 225182, 313429, 405614, 626858, 682169, 712657, 1238501, 1364338, 1425314, 2477002, 3447719, 6895438, 7503859, 11596873, 15007718, 23193746, 127565603, 255131206]

約数ペア:

[(1, 255131206), (2, 127565603), (11, 23193746), (17, 15007718), (22, 11596873), (34, 7503859), (37, 6895438), (74, 3447719), (103, 2477002), (179, 1425314), (187, 1364338), (206, 1238501), (358, 712657), (374, 682169), (407, 626858), (629, 405614), (814, 313429), (1133, 225182), (1258, 202807), (1751, 145706), (1969, 129574), (2266, 112591), (3043, 83842), (3502, 72853), (3811, 66946), (3938, 64787), (6086, 41921), (6623, 38522), (6919, 36874), (7622, 33473), (13246, 19261), (13838, 18437)]