245086960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{180211}}^1$

素因数の和:180241

約数の個数: 40

約数和(自身を含む): 603349776

約数和(自身を除く): 358262816

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 180211, 360422, 720844, 901055, 1441688, 1802110, 2883376, 3063587, 3604220, 6127174, 7208440, 12254348, 14416880, 15317935, 24508696, 30635870, 49017392, 61271740, 122543480, 245086960]

約数ペア:

[(1, 245086960), (2, 122543480), (4, 61271740), (5, 49017392), (8, 30635870), (10, 24508696), (16, 15317935), (17, 14416880), (20, 12254348), (34, 7208440), (40, 6127174), (68, 3604220), (80, 3063587), (85, 2883376), (136, 1802110), (170, 1441688), (272, 901055), (340, 720844), (680, 360422), (1360, 180211)]