1272540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 3612672

約数和(自身を除く): 2340132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 167, 254, 334, 381, 501, 508, 635, 668, 762, 835, 1002, 1270, 1524, 1670, 1905, 2004, 2505, 2540, 3340, 3810, 5010, 7620, 10020, 21209, 42418, 63627, 84836, 106045, 127254, 212090, 254508, 318135, 424180, 636270, 1272540]

約数ペア:

[(1, 1272540), (2, 636270), (3, 424180), (4, 318135), (5, 254508), (6, 212090), (10, 127254), (12, 106045), (15, 84836), (20, 63627), (30, 42418), (60, 21209), (127, 10020), (167, 7620), (254, 5010), (334, 3810), (381, 3340), (501, 2540), (508, 2505), (635, 2004), (668, 1905), (762, 1670), (835, 1524), (1002, 1270)]