81676080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37813}}^1$

素因数の和:37835

約数の個数: 80

約数和(自身を含む): 281336160

約数和(自身を除く): 199660080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 37813, 75626, 113439, 151252, 189065, 226878, 302504, 340317, 378130, 453756, 567195, 605008, 680634, 756260, 907512, 1020951, 1134390, 1361268, 1512520, 1701585, 1815024, 2041902, 2268780, 2722536, 3025040, 3403170, 4083804, 4537560, 5104755, 5445072, 6806340, 8167608, 9075120, 10209510, 13612680, 16335216, 20419020, 27225360, 40838040, 81676080]

約数ペア:

[(1, 81676080), (2, 40838040), (3, 27225360), (4, 20419020), (5, 16335216), (6, 13612680), (8, 10209510), (9, 9075120), (10, 8167608), (12, 6806340), (15, 5445072), (16, 5104755), (18, 4537560), (20, 4083804), (24, 3403170), (27, 3025040), (30, 2722536), (36, 2268780), (40, 2041902), (45, 1815024), (48, 1701585), (54, 1512520), (60, 1361268), (72, 1134390), (80, 1020951), (90, 907512), (108, 756260), (120, 680634), (135, 605008), (144, 567195), (180, 453756), (216, 378130), (240, 340317), (270, 302504), (360, 226878), (432, 189065), (540, 151252), (720, 113439), (1080, 75626), (2160, 37813)]