80785620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149603}}^1$

素因数の和:149621

約数の個数: 48

約数和(自身を含む): 251334720

約数和(自身を除く): 170549100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 149603, 299206, 448809, 598412, 748015, 897618, 1346427, 1496030, 1795236, 2244045, 2692854, 2992060, 4039281, 4488090, 5385708, 6732135, 8078562, 8976180, 13464270, 16157124, 20196405, 26928540, 40392810, 80785620]

約数ペア:

[(1, 80785620), (2, 40392810), (3, 26928540), (4, 20196405), (5, 16157124), (6, 13464270), (9, 8976180), (10, 8078562), (12, 6732135), (15, 5385708), (18, 4488090), (20, 4039281), (27, 2992060), (30, 2692854), (36, 2244045), (45, 1795236), (54, 1496030), (60, 1346427), (90, 897618), (108, 748015), (135, 598412), (180, 448809), (270, 299206), (540, 149603)]