72872418

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 86794782

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 69, 87, 131, 138, 139, 174, 262, 278, 393, 417, 667, 786, 834, 1334, 2001, 3013, 3197, 3799, 4002, 4031, 6026, 6394, 7598, 8062, 9039, 9591, 11397, 12093, 18078, 18209, 19182, 22794, 24186, 36418, 54627, 87377, 92713, 109254, 174754, 185426, 262131, 278139, 418807, 524262, 528061, 556278, 837614, 1056122, 1256421, 1584183, 2512842, 3168366, 12145403, 24290806, 36436209, 72872418]

約数ペア:

[(1, 72872418), (2, 36436209), (3, 24290806), (6, 12145403), (23, 3168366), (29, 2512842), (46, 1584183), (58, 1256421), (69, 1056122), (87, 837614), (131, 556278), (138, 528061), (139, 524262), (174, 418807), (262, 278139), (278, 262131), (393, 185426), (417, 174754), (667, 109254), (786, 92713), (834, 87377), (1334, 54627), (2001, 36418), (3013, 24186), (3197, 22794), (3799, 19182), (4002, 18209), (4031, 18078), (6026, 12093), (6394, 11397), (7598, 9591), (8062, 9039)]