77380020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{429889}}^1$

素因数の和:429904

約数の個数: 36

約数和(自身を含む): 234719940

約数和(自身を除く): 157339920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 429889, 859778, 1289667, 1719556, 2149445, 2579334, 3869001, 4298890, 5158668, 6448335, 7738002, 8597780, 12896670, 15476004, 19345005, 25793340, 38690010, 77380020]

約数ペア:

[(1, 77380020), (2, 38690010), (3, 25793340), (4, 19345005), (5, 15476004), (6, 12896670), (9, 8597780), (10, 7738002), (12, 6448335), (15, 5158668), (18, 4298890), (20, 3869001), (30, 2579334), (36, 2149445), (45, 1719556), (60, 1289667), (90, 859778), (180, 429889)]