778867680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{1622641}}^1$

素因数の和:1622659

約数の個数: 48

約数和(自身を含む): 2453434704

約数和(自身を除く): 1674567024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 1622641, 3245282, 4867923, 6490564, 8113205, 9735846, 12981128, 16226410, 19471692, 24339615, 25962256, 32452820, 38943384, 48679230, 51924512, 64905640, 77886768, 97358460, 129811280, 155773536, 194716920, 259622560, 389433840, 778867680]

約数ペア:

[(1, 778867680), (2, 389433840), (3, 259622560), (4, 194716920), (5, 155773536), (6, 129811280), (8, 97358460), (10, 77886768), (12, 64905640), (15, 51924512), (16, 48679230), (20, 38943384), (24, 32452820), (30, 25962256), (32, 24339615), (40, 19471692), (48, 16226410), (60, 12981128), (80, 9735846), (96, 8113205), (120, 6490564), (160, 4867923), (240, 3245282), (480, 1622641)]