316980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{587}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 987840

約数和(自身を除く): 670860

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, 587, 1174, 1761, 2348, 2935, 3522, 5283, 5870, 7044, 8805, 10566, 11740, 15849, 17610, 21132, 26415, 31698, 35220, 52830, 63396, 79245, 105660, 158490, 316980]

約数ペア:

[(1, 316980), (2, 158490), (3, 105660), (4, 79245), (5, 63396), (6, 52830), (9, 35220), (10, 31698), (12, 26415), (15, 21132), (18, 17610), (20, 15849), (27, 11740), (30, 10566), (36, 8805), (45, 7044), (54, 5870), (60, 5283), (90, 3522), (108, 2935), (135, 2348), (180, 1761), (270, 1174), (540, 587)]