256324560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1068019}}^1$

素因数の和:1068035

約数の個数: 40

約数和(自身を含む): 794606880

約数和(自身を除く): 538282320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1068019, 2136038, 3204057, 4272076, 5340095, 6408114, 8544152, 10680190, 12816228, 16020285, 17088304, 21360380, 25632456, 32040570, 42720760, 51264912, 64081140, 85441520, 128162280, 256324560]

約数ペア:

[(1, 256324560), (2, 128162280), (3, 85441520), (4, 64081140), (5, 51264912), (6, 42720760), (8, 32040570), (10, 25632456), (12, 21360380), (15, 17088304), (16, 16020285), (20, 12816228), (24, 10680190), (30, 8544152), (40, 6408114), (48, 5340095), (60, 4272076), (80, 3204057), (120, 2136038), (240, 1068019)]