18121380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2027}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 51105600

約数和(自身を除く): 32984220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2027, 2235, 2980, 4054, 4470, 6081, 8108, 8940, 10135, 12162, 20270, 24324, 30405, 40540, 60810, 121620, 302023, 604046, 906069, 1208092, 1510115, 1812138, 3020230, 3624276, 4530345, 6040460, 9060690, 18121380]

約数ペア:

[(1, 18121380), (2, 9060690), (3, 6040460), (4, 4530345), (5, 3624276), (6, 3020230), (10, 1812138), (12, 1510115), (15, 1208092), (20, 906069), (30, 604046), (60, 302023), (149, 121620), (298, 60810), (447, 40540), (596, 30405), (745, 24324), (894, 20270), (1490, 12162), (1788, 10135), (2027, 8940), (2235, 8108), (2980, 6081), (4054, 4470)]