678180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 1935360

約数和(自身を除く): 1257180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 127, 178, 254, 267, 356, 381, 445, 508, 534, 635, 762, 890, 1068, 1270, 1335, 1524, 1780, 1905, 2540, 2670, 3810, 5340, 7620, 11303, 22606, 33909, 45212, 56515, 67818, 113030, 135636, 169545, 226060, 339090, 678180]

約数ペア:

[(1, 678180), (2, 339090), (3, 226060), (4, 169545), (5, 135636), (6, 113030), (10, 67818), (12, 56515), (15, 45212), (20, 33909), (30, 22606), (60, 11303), (89, 7620), (127, 5340), (178, 3810), (254, 2670), (267, 2540), (356, 1905), (381, 1780), (445, 1524), (508, 1335), (534, 1270), (635, 1068), (762, 890)]