159804720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{221951}}^1$

素因数の和:221970

約数の個数: 60

約数和(自身を含む): 536679936

約数和(自身を除く): 376875216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 221951, 443902, 665853, 887804, 1109755, 1331706, 1775608, 1997559, 2219510, 2663412, 3329265, 3551216, 3995118, 4439020, 5326824, 6658530, 7990236, 8878040, 9987795, 10653648, 13317060, 15980472, 17756080, 19975590, 26634120, 31960944, 39951180, 53268240, 79902360, 159804720]

約数ペア:

[(1, 159804720), (2, 79902360), (3, 53268240), (4, 39951180), (5, 31960944), (6, 26634120), (8, 19975590), (9, 17756080), (10, 15980472), (12, 13317060), (15, 10653648), (16, 9987795), (18, 8878040), (20, 7990236), (24, 6658530), (30, 5326824), (36, 4439020), (40, 3995118), (45, 3551216), (48, 3329265), (60, 2663412), (72, 2219510), (80, 1997559), (90, 1775608), (120, 1331706), (144, 1109755), (180, 887804), (240, 665853), (360, 443902), (720, 221951)]