385740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2143}}^1$

素因数の和:2158

約数の個数: 36

約数和(自身を含む): 1170624

約数和(自身を除く): 784884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2143, 4286, 6429, 8572, 10715, 12858, 19287, 21430, 25716, 32145, 38574, 42860, 64290, 77148, 96435, 128580, 192870, 385740]

約数ペア:

[(1, 385740), (2, 192870), (3, 128580), (4, 96435), (5, 77148), (6, 64290), (9, 42860), (10, 38574), (12, 32145), (15, 25716), (18, 21430), (20, 19287), (30, 12858), (36, 10715), (45, 8572), (60, 6429), (90, 4286), (180, 2143)]