177420720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{739253}}^1$

素因数の和:739269

約数の個数: 40

約数和(自身を含む): 550004976

約数和(自身を除く): 372584256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 739253, 1478506, 2217759, 2957012, 3696265, 4435518, 5914024, 7392530, 8871036, 11088795, 11828048, 14785060, 17742072, 22177590, 29570120, 35484144, 44355180, 59140240, 88710360, 177420720]

約数ペア:

[(1, 177420720), (2, 88710360), (3, 59140240), (4, 44355180), (5, 35484144), (6, 29570120), (8, 22177590), (10, 17742072), (12, 14785060), (15, 11828048), (16, 11088795), (20, 8871036), (24, 7392530), (30, 5914024), (40, 4435518), (48, 3696265), (60, 2957012), (80, 2217759), (120, 1478506), (240, 739253)]