76984020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{47521}}^1$

素因数の和:47542

約数の個数: 60

約数和(自身を含む): 241506804

約数和(自身を除く): 164522784

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 47521, 95042, 142563, 190084, 237605, 285126, 427689, 475210, 570252, 712815, 855378, 950420, 1283067, 1425630, 1710756, 2138445, 2566134, 2851260, 3849201, 4276890, 5132268, 6415335, 7698402, 8553780, 12830670, 15396804, 19246005, 25661340, 38492010, 76984020]

約数ペア:

[(1, 76984020), (2, 38492010), (3, 25661340), (4, 19246005), (5, 15396804), (6, 12830670), (9, 8553780), (10, 7698402), (12, 6415335), (15, 5132268), (18, 4276890), (20, 3849201), (27, 2851260), (30, 2566134), (36, 2138445), (45, 1710756), (54, 1425630), (60, 1283067), (81, 950420), (90, 855378), (108, 712815), (135, 570252), (162, 475210), (180, 427689), (270, 285126), (324, 237605), (405, 190084), (540, 142563), (810, 95042), (1620, 47521)]