66692920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{4861}}^1$

素因数の和:4893

約数の個数: 64

約数和(自身を含む): 175032000

約数和(自身を除く): 108339080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 4861, 6860, 9722, 13720, 19444, 24305, 34027, 38888, 48610, 68054, 97220, 136108, 170135, 194440, 238189, 272216, 340270, 476378, 680540, 952756, 1190945, 1361080, 1667323, 1905512, 2381890, 3334646, 4763780, 6669292, 8336615, 9527560, 13338584, 16673230, 33346460, 66692920]

約数ペア:

[(1, 66692920), (2, 33346460), (4, 16673230), (5, 13338584), (7, 9527560), (8, 8336615), (10, 6669292), (14, 4763780), (20, 3334646), (28, 2381890), (35, 1905512), (40, 1667323), (49, 1361080), (56, 1190945), (70, 952756), (98, 680540), (140, 476378), (196, 340270), (245, 272216), (280, 238189), (343, 194440), (392, 170135), (490, 136108), (686, 97220), (980, 68054), (1372, 48610), (1715, 38888), (1960, 34027), (2744, 24305), (3430, 19444), (4861, 13720), (6860, 9722)]