79752540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{189887}}^1$

素因数の和:189906

約数の個数: 48

約数和(自身を含む): 255209472

約数和(自身を除く): 175456932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 189887, 379774, 569661, 759548, 949435, 1139322, 1329209, 1898870, 2278644, 2658418, 2848305, 3797740, 3987627, 5316836, 5696610, 6646045, 7975254, 11393220, 13292090, 15950508, 19938135, 26584180, 39876270, 79752540]

約数ペア:

[(1, 79752540), (2, 39876270), (3, 26584180), (4, 19938135), (5, 15950508), (6, 13292090), (7, 11393220), (10, 7975254), (12, 6646045), (14, 5696610), (15, 5316836), (20, 3987627), (21, 3797740), (28, 2848305), (30, 2658418), (35, 2278644), (42, 1898870), (60, 1329209), (70, 1139322), (84, 949435), (105, 759548), (140, 569661), (210, 379774), (420, 189887)]