131318670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{21563}}^1$

素因数の和:21609

約数の個数: 64

約数和(自身を含む): 372625920

約数和(自身を除く): 241307250

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 6090, 21563, 43126, 64689, 107815, 129378, 150941, 215630, 301882, 323445, 452823, 625327, 646890, 754705, 905646, 1250654, 1509410, 1875981, 2264115, 3126635, 3751962, 4377289, 4528230, 6253270, 8754578, 9379905, 13131867, 18759810, 21886445, 26263734, 43772890, 65659335, 131318670]

約数ペア:

[(1, 131318670), (2, 65659335), (3, 43772890), (5, 26263734), (6, 21886445), (7, 18759810), (10, 13131867), (14, 9379905), (15, 8754578), (21, 6253270), (29, 4528230), (30, 4377289), (35, 3751962), (42, 3126635), (58, 2264115), (70, 1875981), (87, 1509410), (105, 1250654), (145, 905646), (174, 754705), (203, 646890), (210, 625327), (290, 452823), (406, 323445), (435, 301882), (609, 215630), (870, 150941), (1015, 129378), (1218, 107815), (2030, 64689), (3045, 43126), (6090, 21563)]