1286910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 3407040

約数和(自身を除く): 2120130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 181, 237, 362, 395, 474, 543, 711, 790, 905, 1086, 1185, 1422, 1629, 1810, 2370, 2715, 3258, 3555, 5430, 7110, 8145, 14299, 16290, 28598, 42897, 71495, 85794, 128691, 142990, 214485, 257382, 428970, 643455, 1286910]

約数ペア:

[(1, 1286910), (2, 643455), (3, 428970), (5, 257382), (6, 214485), (9, 142990), (10, 128691), (15, 85794), (18, 71495), (30, 42897), (45, 28598), (79, 16290), (90, 14299), (158, 8145), (181, 7110), (237, 5430), (362, 3555), (395, 3258), (474, 2715), (543, 2370), (711, 1810), (790, 1629), (905, 1422), (1086, 1185)]