64380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 48

約数和(自身を含む): 191520

約数和(自身を除く): 127140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 444, 555, 580, 740, 870, 1073, 1110, 1740, 2146, 2220, 3219, 4292, 5365, 6438, 10730, 12876, 16095, 21460, 32190, 64380]

約数ペア:

[(1, 64380), (2, 32190), (3, 21460), (4, 16095), (5, 12876), (6, 10730), (10, 6438), (12, 5365), (15, 4292), (20, 3219), (29, 2220), (30, 2146), (37, 1740), (58, 1110), (60, 1073), (74, 870), (87, 740), (111, 580), (116, 555), (145, 444), (148, 435), (174, 370), (185, 348), (222, 290)]