81282540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10667}}^1$

素因数の和:10806

約数の個数: 48

約数和(自身を含む): 229404672

約数和(自身を除く): 148122132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2540, 3810, 7620, 10667, 21334, 32001, 42668, 53335, 64002, 106670, 128004, 160005, 213340, 320010, 640020, 1354709, 2709418, 4064127, 5418836, 6773545, 8128254, 13547090, 16256508, 20320635, 27094180, 40641270, 81282540]

約数ペア:

[(1, 81282540), (2, 40641270), (3, 27094180), (4, 20320635), (5, 16256508), (6, 13547090), (10, 8128254), (12, 6773545), (15, 5418836), (20, 4064127), (30, 2709418), (60, 1354709), (127, 640020), (254, 320010), (381, 213340), (508, 160005), (635, 128004), (762, 106670), (1270, 64002), (1524, 53335), (1905, 42668), (2540, 32001), (3810, 21334), (7620, 10667)]