661107960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{612137}}^1$

素因数の和:612157

約数の個数: 64

約数和(自身を含む): 2203696800

約数和(自身を除く): 1542588840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 612137, 1224274, 1836411, 2448548, 3060685, 3672822, 4897096, 5509233, 6121370, 7345644, 9182055, 11018466, 12242740, 14691288, 16527699, 18364110, 22036932, 24485480, 27546165, 33055398, 36728220, 44073864, 55092330, 66110796, 73456440, 82638495, 110184660, 132221592, 165276990, 220369320, 330553980, 661107960]

約数ペア:

[(1, 661107960), (2, 330553980), (3, 220369320), (4, 165276990), (5, 132221592), (6, 110184660), (8, 82638495), (9, 73456440), (10, 66110796), (12, 55092330), (15, 44073864), (18, 36728220), (20, 33055398), (24, 27546165), (27, 24485480), (30, 22036932), (36, 18364110), (40, 16527699), (45, 14691288), (54, 12242740), (60, 11018466), (72, 9182055), (90, 7345644), (108, 6121370), (120, 5509233), (135, 4897096), (180, 3672822), (216, 3060685), (270, 2448548), (360, 1836411), (540, 1224274), (1080, 612137)]