478817880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{20051}}^1$

素因数の和:20264

約数の個数: 64

約数和(自身を含む): 1443744000

約数和(自身を除く): 964926120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3980, 4776, 5970, 7960, 11940, 20051, 23880, 40102, 60153, 80204, 100255, 120306, 160408, 200510, 240612, 300765, 401020, 481224, 601530, 802040, 1203060, 2406120, 3990149, 7980298, 11970447, 15960596, 19950745, 23940894, 31921192, 39901490, 47881788, 59852235, 79802980, 95763576, 119704470, 159605960, 239408940, 478817880]

約数ペア:

[(1, 478817880), (2, 239408940), (3, 159605960), (4, 119704470), (5, 95763576), (6, 79802980), (8, 59852235), (10, 47881788), (12, 39901490), (15, 31921192), (20, 23940894), (24, 19950745), (30, 15960596), (40, 11970447), (60, 7980298), (120, 3990149), (199, 2406120), (398, 1203060), (597, 802040), (796, 601530), (995, 481224), (1194, 401020), (1592, 300765), (1990, 240612), (2388, 200510), (2985, 160408), (3980, 120306), (4776, 100255), (5970, 80204), (7960, 60153), (11940, 40102), (20051, 23880)]