252490020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{8641}}^1$

素因数の和:9140

約数の個数: 48

約数和(自身を含む): 708505728

約数和(自身を除く): 456015708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 974, 1461, 1948, 2435, 2922, 4870, 5844, 7305, 8641, 9740, 14610, 17282, 25923, 29220, 34564, 43205, 51846, 86410, 103692, 129615, 172820, 259230, 518460, 4208167, 8416334, 12624501, 16832668, 21040835, 25249002, 42081670, 50498004, 63122505, 84163340, 126245010, 252490020]

約数ペア:

[(1, 252490020), (2, 126245010), (3, 84163340), (4, 63122505), (5, 50498004), (6, 42081670), (10, 25249002), (12, 21040835), (15, 16832668), (20, 12624501), (30, 8416334), (60, 4208167), (487, 518460), (974, 259230), (1461, 172820), (1948, 129615), (2435, 103692), (2922, 86410), (4870, 51846), (5844, 43205), (7305, 34564), (8641, 29220), (9740, 25923), (14610, 17282)]