311988120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{17449}}^1$

素因数の和:17612

約数の個数: 64

約数和(自身を含む): 942300000

約数和(自身を除く): 630311880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1788, 2235, 2980, 3576, 4470, 5960, 8940, 17449, 17880, 34898, 52347, 69796, 87245, 104694, 139592, 174490, 209388, 261735, 348980, 418776, 523470, 697960, 1046940, 2093880, 2599901, 5199802, 7799703, 10399604, 12999505, 15599406, 20799208, 25999010, 31198812, 38998515, 51998020, 62397624, 77997030, 103996040, 155994060, 311988120]

約数ペア:

[(1, 311988120), (2, 155994060), (3, 103996040), (4, 77997030), (5, 62397624), (6, 51998020), (8, 38998515), (10, 31198812), (12, 25999010), (15, 20799208), (20, 15599406), (24, 12999505), (30, 10399604), (40, 7799703), (60, 5199802), (120, 2599901), (149, 2093880), (298, 1046940), (447, 697960), (596, 523470), (745, 418776), (894, 348980), (1192, 261735), (1490, 209388), (1788, 174490), (2235, 139592), (2980, 104694), (3576, 87245), (4470, 69796), (5960, 52347), (8940, 34898), (17449, 17880)]