238274640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1663}}^1$

素因数の和:1881

約数の個数: 120

約数和(自身を含む): 804710400

約数和(自身を除く): 566435760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 199, 240, 360, 398, 597, 720, 796, 995, 1194, 1592, 1663, 1791, 1990, 2388, 2985, 3184, 3326, 3582, 3980, 4776, 4989, 5970, 6652, 7164, 7960, 8315, 8955, 9552, 9978, 11940, 13304, 14328, 14967, 15920, 16630, 17910, 19956, 23880, 24945, 26608, 28656, 29934, 33260, 35820, 39912, 47760, 49890, 59868, 66520, 71640, 74835, 79824, 99780, 119736, 133040, 143280, 149670, 199560, 239472, 299340, 330937, 399120, 598680, 661874, 992811, 1197360, 1323748, 1654685, 1985622, 2647496, 2978433, 3309370, 3971244, 4964055, 5294992, 5956866, 6618740, 7942488, 9928110, 11913732, 13237480, 14892165, 15884976, 19856220, 23827464, 26474960, 29784330, 39712440, 47654928, 59568660, 79424880, 119137320, 238274640]

約数ペア:

[(1, 238274640), (2, 119137320), (3, 79424880), (4, 59568660), (5, 47654928), (6, 39712440), (8, 29784330), (9, 26474960), (10, 23827464), (12, 19856220), (15, 15884976), (16, 14892165), (18, 13237480), (20, 11913732), (24, 9928110), (30, 7942488), (36, 6618740), (40, 5956866), (45, 5294992), (48, 4964055), (60, 3971244), (72, 3309370), (80, 2978433), (90, 2647496), (120, 1985622), (144, 1654685), (180, 1323748), (199, 1197360), (240, 992811), (360, 661874), (398, 598680), (597, 399120), (720, 330937), (796, 299340), (995, 239472), (1194, 199560), (1592, 149670), (1663, 143280), (1791, 133040), (1990, 119736), (2388, 99780), (2985, 79824), (3184, 74835), (3326, 71640), (3582, 66520), (3980, 59868), (4776, 49890), (4989, 47760), (5970, 39912), (6652, 35820), (7164, 33260), (7960, 29934), (8315, 28656), (8955, 26608), (9552, 24945), (9978, 23880), (11940, 19956), (13304, 17910), (14328, 16630), (14967, 15920)]