197955240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{235661}}^1$

素因数の和:235682

約数の個数: 64

約数和(自身を含む): 678706560

約数和(自身を除く): 480751320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 235661, 471322, 706983, 942644, 1178305, 1413966, 1649627, 1885288, 2356610, 2827932, 3299254, 3534915, 4713220, 4948881, 5655864, 6598508, 7069830, 8248135, 9426440, 9897762, 13197016, 14139660, 16496270, 19795524, 24744405, 28279320, 32992540, 39591048, 49488810, 65985080, 98977620, 197955240]

約数ペア:

[(1, 197955240), (2, 98977620), (3, 65985080), (4, 49488810), (5, 39591048), (6, 32992540), (7, 28279320), (8, 24744405), (10, 19795524), (12, 16496270), (14, 14139660), (15, 13197016), (20, 9897762), (21, 9426440), (24, 8248135), (28, 7069830), (30, 6598508), (35, 5655864), (40, 4948881), (42, 4713220), (56, 3534915), (60, 3299254), (70, 2827932), (84, 2356610), (105, 1885288), (120, 1649627), (140, 1413966), (168, 1178305), (210, 942644), (280, 706983), (420, 471322), (840, 235661)]