278199982080

素因数分解:

$2^{11}\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 960

約数和(自身を含む): 1065512448000

約数和(自身を除く): 787312465920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 127, 128, 135, 139, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 254, 256, 270, 278, 285, 288, 304, 320, 324, 342, 360, 380, 381, 384, 405, 417, 432, 456, 480, 508, 512, 513, 540, 556, 570, 576, 608, 635, 640, 648, 684, 695, 720, 760, 762, 768, 810, 834, 855, 864, 912, 960, 1016, 1024, 1026, 1080, 1112, 1140, 1143, 1152, 1216, 1251, 1270, 1280, 1296, 1368, 1390, 1440, 1520, 1524, 1536, 1539, 1620, 1668, 1710, 1728, 1824, 1905, 1920, 2032, 2048, 2052, 2085, 2160, 2224, 2280, 2286, 2304, 2413, 2432, 2502, 2540, 2560, 2565, 2592, 2641, 2736, 2780, 2880, 3040, 3048, 3072, 3078, 3240, 3336, 3420, 3429, 3456, 3648, 3753, 3810, 3840, 4064, 4104, 4170, 4320, 4448, 4560, 4572, 4608, 4826, 4864, 5004, 5080, 5120, 5130, 5184, 5282, 5472, 5560, 5715, 5760, 6080, 6096, 6144, 6156, 6255, 6480, 6672, 6840, 6858, 6912, 7239, 7296, 7506, 7620, 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約数ペア:

[(1, 278199982080), (2, 139099991040), (3, 92733327360), (4, 69549995520), (5, 55639996416), (6, 46366663680), (8, 34774997760), (9, 30911109120), (10, 27819998208), (12, 23183331840), (15, 18546665472), (16, 17387498880), (18, 15455554560), (19, 14642104320), (20, 13909999104), (24, 11591665920), (27, 10303703040), (30, 9273332736), (32, 8693749440), (36, 7727777280), (38, 7321052160), (40, 6954999552), (45, 6182221824), (48, 5795832960), (54, 5151851520), (57, 4880701440), (60, 4636666368), (64, 4346874720), (72, 3863888640), (76, 3660526080), (80, 3477499776), (81, 3434567680), (90, 3091110912), (95, 2928420864), (96, 2897916480), (108, 2575925760), (114, 2440350720), (120, 2318333184), (127, 2190551040), (128, 2173437360), (135, 2060740608), (139, 2001438720), (144, 1931944320), (152, 1830263040), (160, 1738749888), (162, 1717283840), (171, 1626900480), (180, 1545555456), (190, 1464210432), (192, 1448958240), (216, 1287962880), (228, 1220175360), (240, 1159166592), (254, 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