155168880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{646537}}^1$

素因数の和:646553

約数の個数: 40

約数和(自身を含む): 481024272

約数和(自身を除く): 325855392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 646537, 1293074, 1939611, 2586148, 3232685, 3879222, 5172296, 6465370, 7758444, 9698055, 10344592, 12930740, 15516888, 19396110, 25861480, 31033776, 38792220, 51722960, 77584440, 155168880]

約数ペア:

[(1, 155168880), (2, 77584440), (3, 51722960), (4, 38792220), (5, 31033776), (6, 25861480), (8, 19396110), (10, 15516888), (12, 12930740), (15, 10344592), (16, 9698055), (20, 7758444), (24, 6465370), (30, 5172296), (40, 3879222), (48, 3232685), (60, 2586148), (80, 1939611), (120, 1293074), (240, 646537)]