28971240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1901}}^1$

素因数の和:2042

約数の個数: 64

約数和(自身を含む): 87644160

約数和(自身を除く): 58672920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1901, 1905, 2540, 3048, 3802, 3810, 5080, 5703, 7604, 7620, 9505, 11406, 15208, 15240, 19010, 22812, 28515, 38020, 45624, 57030, 76040, 114060, 228120, 241427, 482854, 724281, 965708, 1207135, 1448562, 1931416, 2414270, 2897124, 3621405, 4828540, 5794248, 7242810, 9657080, 14485620, 28971240]

約数ペア:

[(1, 28971240), (2, 14485620), (3, 9657080), (4, 7242810), (5, 5794248), (6, 4828540), (8, 3621405), (10, 2897124), (12, 2414270), (15, 1931416), (20, 1448562), (24, 1207135), (30, 965708), (40, 724281), (60, 482854), (120, 241427), (127, 228120), (254, 114060), (381, 76040), (508, 57030), (635, 45624), (762, 38020), (1016, 28515), (1270, 22812), (1524, 19010), (1901, 15240), (1905, 15208), (2540, 11406), (3048, 9505), (3802, 7620), (3810, 7604), (5080, 5703)]