81424380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1637}}^1$

素因数の和:2478

約数の個数: 48

約数和(自身を含む): 228402720

約数和(自身を除く): 146978340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 829, 1637, 1658, 2487, 3274, 3316, 4145, 4911, 4974, 6548, 8185, 8290, 9822, 9948, 12435, 16370, 16580, 19644, 24555, 24870, 32740, 49110, 49740, 98220, 1357073, 2714146, 4071219, 5428292, 6785365, 8142438, 13570730, 16284876, 20356095, 27141460, 40712190, 81424380]

約数ペア:

[(1, 81424380), (2, 40712190), (3, 27141460), (4, 20356095), (5, 16284876), (6, 13570730), (10, 8142438), (12, 6785365), (15, 5428292), (20, 4071219), (30, 2714146), (60, 1357073), (829, 98220), (1637, 49740), (1658, 49110), (2487, 32740), (3274, 24870), (3316, 24555), (4145, 19644), (4911, 16580), (4974, 16370), (6548, 12435), (8185, 9948), (8290, 9822)]