64631220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5413}}^1$

素因数の和:5624

約数の個数: 48

約数和(自身を含む): 181910400

約数和(自身を除く): 117279180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5413, 5970, 10826, 11940, 16239, 21652, 27065, 32478, 54130, 64956, 81195, 108260, 162390, 324780, 1077187, 2154374, 3231561, 4308748, 5385935, 6463122, 10771870, 12926244, 16157805, 21543740, 32315610, 64631220]

約数ペア:

[(1, 64631220), (2, 32315610), (3, 21543740), (4, 16157805), (5, 12926244), (6, 10771870), (10, 6463122), (12, 5385935), (15, 4308748), (20, 3231561), (30, 2154374), (60, 1077187), (199, 324780), (398, 162390), (597, 108260), (796, 81195), (995, 64956), (1194, 54130), (1990, 32478), (2388, 27065), (2985, 21652), (3980, 16239), (5413, 11940), (5970, 10826)]