316285920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1399}}^1$

素因数の和:1577

約数の個数: 144

約数和(自身を含む): 1086976800

約数和(自身を除く): 770690880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 157, 160, 180, 240, 288, 314, 360, 471, 480, 628, 720, 785, 942, 1256, 1399, 1413, 1440, 1570, 1884, 2355, 2512, 2798, 2826, 3140, 3768, 4197, 4710, 5024, 5596, 5652, 6280, 6995, 7065, 7536, 8394, 9420, 11192, 11304, 12560, 12591, 13990, 14130, 15072, 16788, 18840, 20985, 22384, 22608, 25120, 25182, 27980, 28260, 33576, 37680, 41970, 44768, 45216, 50364, 55960, 56520, 62955, 67152, 75360, 83940, 100728, 111920, 113040, 125910, 134304, 167880, 201456, 219643, 223840, 226080, 251820, 335760, 402912, 439286, 503640, 658929, 671520, 878572, 1007280, 1098215, 1317858, 1757144, 1976787, 2014560, 2196430, 2635716, 3294645, 3514288, 3953574, 4392860, 5271432, 6589290, 7028576, 7907148, 8785720, 9883935, 10542864, 13178580, 15814296, 17571440, 19767870, 21085728, 26357160, 31628592, 35142880, 39535740, 52714320, 63257184, 79071480, 105428640, 158142960, 316285920]

約数ペア:

[(1, 316285920), (2, 158142960), (3, 105428640), (4, 79071480), (5, 63257184), (6, 52714320), (8, 39535740), (9, 35142880), (10, 31628592), (12, 26357160), (15, 21085728), (16, 19767870), (18, 17571440), (20, 15814296), (24, 13178580), (30, 10542864), (32, 9883935), (36, 8785720), (40, 7907148), (45, 7028576), (48, 6589290), (60, 5271432), (72, 4392860), (80, 3953574), (90, 3514288), (96, 3294645), (120, 2635716), (144, 2196430), (157, 2014560), (160, 1976787), (180, 1757144), (240, 1317858), (288, 1098215), (314, 1007280), (360, 878572), (471, 671520), (480, 658929), (628, 503640), (720, 439286), (785, 402912), (942, 335760), (1256, 251820), (1399, 226080), (1413, 223840), (1440, 219643), (1570, 201456), (1884, 167880), (2355, 134304), (2512, 125910), (2798, 113040), (2826, 111920), (3140, 100728), (3768, 83940), (4197, 75360), (4710, 67152), (5024, 62955), (5596, 56520), (5652, 55960), (6280, 50364), (6995, 45216), (7065, 44768), (7536, 41970), (8394, 37680), (9420, 33576), (11192, 28260), (11304, 27980), (12560, 25182), (12591, 25120), (13990, 22608), (14130, 22384), (15072, 20985), (16788, 18840)]