20170104

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 52215840

約数和(自身を除く): 32045736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 101, 106, 157, 159, 202, 212, 303, 314, 318, 404, 424, 471, 606, 628, 636, 808, 942, 1212, 1256, 1272, 1884, 2424, 3768, 5353, 8321, 10706, 15857, 16059, 16642, 21412, 24963, 31714, 32118, 33284, 42824, 47571, 49926, 63428, 64236, 66568, 95142, 99852, 126856, 128472, 190284, 199704, 380568, 840421, 1680842, 2521263, 3361684, 5042526, 6723368, 10085052, 20170104]

約数ペア:

[(1, 20170104), (2, 10085052), (3, 6723368), (4, 5042526), (6, 3361684), (8, 2521263), (12, 1680842), (24, 840421), (53, 380568), (101, 199704), (106, 190284), (157, 128472), (159, 126856), (202, 99852), (212, 95142), (303, 66568), (314, 64236), (318, 63428), (404, 49926), (424, 47571), (471, 42824), (606, 33284), (628, 32118), (636, 31714), (808, 24963), (942, 21412), (1212, 16642), (1256, 16059), (1272, 15857), (1884, 10706), (2424, 8321), (3768, 5353)]