78950520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19937}}^1$

素因数の和:19965

約数の個数: 96

約数和(自身を含む): 279929520

約数和(自身を除く): 200979000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 19937, 39874, 59811, 79748, 99685, 119622, 159496, 179433, 199370, 219307, 239244, 299055, 358866, 398740, 438614, 478488, 598110, 657921, 717732, 797480, 877228, 897165, 1096535, 1196220, 1315842, 1435464, 1754456, 1794330, 1973763, 2193070, 2392440, 2631684, 3289605, 3588660, 3947526, 4386140, 5263368, 6579210, 7177320, 7895052, 8772280, 9868815, 13158420, 15790104, 19737630, 26316840, 39475260, 78950520]

約数ペア:

[(1, 78950520), (2, 39475260), (3, 26316840), (4, 19737630), (5, 15790104), (6, 13158420), (8, 9868815), (9, 8772280), (10, 7895052), (11, 7177320), (12, 6579210), (15, 5263368), (18, 4386140), (20, 3947526), (22, 3588660), (24, 3289605), (30, 2631684), (33, 2392440), (36, 2193070), (40, 1973763), (44, 1794330), (45, 1754456), (55, 1435464), (60, 1315842), (66, 1196220), (72, 1096535), (88, 897165), (90, 877228), (99, 797480), (110, 717732), (120, 657921), (132, 598110), (165, 478488), (180, 438614), (198, 398740), (220, 358866), (264, 299055), (330, 239244), (360, 219307), (396, 199370), (440, 179433), (495, 159496), (660, 119622), (792, 99685), (990, 79748), (1320, 59811), (1980, 39874), (3960, 19937)]