77612280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1009}}^1$

素因数の和:1664

約数の個数: 64

約数和(自身を含む): 233431200

約数和(自身を除く): 155818920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1009, 1282, 1923, 2018, 2564, 3027, 3205, 3846, 4036, 5045, 5128, 6054, 6410, 7692, 8072, 9615, 10090, 12108, 12820, 15135, 15384, 19230, 20180, 24216, 25640, 30270, 38460, 40360, 60540, 76920, 121080, 646769, 1293538, 1940307, 2587076, 3233845, 3880614, 5174152, 6467690, 7761228, 9701535, 12935380, 15522456, 19403070, 25870760, 38806140, 77612280]

約数ペア:

[(1, 77612280), (2, 38806140), (3, 25870760), (4, 19403070), (5, 15522456), (6, 12935380), (8, 9701535), (10, 7761228), (12, 6467690), (15, 5174152), (20, 3880614), (24, 3233845), (30, 2587076), (40, 1940307), (60, 1293538), (120, 646769), (641, 121080), (1009, 76920), (1282, 60540), (1923, 40360), (2018, 38460), (2564, 30270), (3027, 25640), (3205, 24216), (3846, 20180), (4036, 19230), (5045, 15384), (5128, 15135), (6054, 12820), (6410, 12108), (7692, 10090), (8072, 9615)]