68120286

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 151656960

約数和(自身を除く): 83536674

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 103, 122, 139, 183, 206, 278, 309, 366, 417, 618, 793, 834, 1339, 1586, 1807, 2379, 2678, 3614, 4017, 4758, 5421, 6283, 8034, 8479, 10842, 12566, 14317, 16958, 18849, 25437, 28634, 37698, 42951, 50874, 81679, 85902, 110227, 163358, 186121, 220454, 245037, 330681, 372242, 490074, 558363, 661362, 873337, 1116726, 1746674, 2620011, 5240022, 11353381, 22706762, 34060143, 68120286]

約数ペア:

[(1, 68120286), (2, 34060143), (3, 22706762), (6, 11353381), (13, 5240022), (26, 2620011), (39, 1746674), (61, 1116726), (78, 873337), (103, 661362), (122, 558363), (139, 490074), (183, 372242), (206, 330681), (278, 245037), (309, 220454), (366, 186121), (417, 163358), (618, 110227), (793, 85902), (834, 81679), (1339, 50874), (1586, 42951), (1807, 37698), (2379, 28634), (2678, 25437), (3614, 18849), (4017, 16958), (4758, 14317), (5421, 12566), (6283, 10842), (8034, 8479)]