15672856840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{31729}}^1$

素因数の和:32026

約数の個数: 64

約数和(自身を含む): 36084625200

約数和(自身を除く): 20411768360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 233, 265, 424, 466, 530, 932, 1060, 1165, 1864, 2120, 2330, 4660, 9320, 12349, 24698, 31729, 49396, 61745, 63458, 98792, 123490, 126916, 158645, 246980, 253832, 317290, 493960, 634580, 1269160, 1681637, 3363274, 6726548, 7392857, 8408185, 13453096, 14785714, 16816370, 29571428, 33632740, 36964285, 59142856, 67265480, 73928570, 147857140, 295714280, 391821421, 783642842, 1567285684, 1959107105, 3134571368, 3918214210, 7836428420, 15672856840]

約数ペア:

[(1, 15672856840), (2, 7836428420), (4, 3918214210), (5, 3134571368), (8, 1959107105), (10, 1567285684), (20, 783642842), (40, 391821421), (53, 295714280), (106, 147857140), (212, 73928570), (233, 67265480), (265, 59142856), (424, 36964285), (466, 33632740), (530, 29571428), (932, 16816370), (1060, 14785714), (1165, 13453096), (1864, 8408185), (2120, 7392857), (2330, 6726548), (4660, 3363274), (9320, 1681637), (12349, 1269160), (24698, 634580), (31729, 493960), (49396, 317290), (61745, 253832), (63458, 246980), (98792, 158645), (123490, 126916)]