81070980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1351183}}^1$

素因数の和:1351195

約数の個数: 24

約数和(自身を含む): 226998912

約数和(自身を除く): 145927932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1351183, 2702366, 4053549, 5404732, 6755915, 8107098, 13511830, 16214196, 20267745, 27023660, 40535490, 81070980]

約数ペア:

[(1, 81070980), (2, 40535490), (3, 27023660), (4, 20267745), (5, 16214196), (6, 13511830), (10, 8107098), (12, 6755915), (15, 5404732), (20, 4053549), (30, 2702366), (60, 1351183)]