745020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{4139}}^1$

素因数の和:4154

約数の個数: 36

約数和(自身を含む): 2260440

約数和(自身を除く): 1515420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 4139, 8278, 12417, 16556, 20695, 24834, 37251, 41390, 49668, 62085, 74502, 82780, 124170, 149004, 186255, 248340, 372510, 745020]

約数ペア:

[(1, 745020), (2, 372510), (3, 248340), (4, 186255), (5, 149004), (6, 124170), (9, 82780), (10, 74502), (12, 62085), (15, 49668), (18, 41390), (20, 37251), (30, 24834), (36, 20695), (45, 16556), (60, 12417), (90, 8278), (180, 4139)]