818528640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4139}}^1$

素因数の和:4264

約数の個数: 128

約数和(自身を含む): 2635027200

約数和(自身を除く): 1816498560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 103, 120, 128, 160, 192, 206, 240, 309, 320, 384, 412, 480, 515, 618, 640, 824, 960, 1030, 1236, 1545, 1648, 1920, 2060, 2472, 3090, 3296, 4120, 4139, 4944, 6180, 6592, 8240, 8278, 9888, 12360, 12417, 13184, 16480, 16556, 19776, 20695, 24720, 24834, 32960, 33112, 39552, 41390, 49440, 49668, 62085, 65920, 66224, 82780, 98880, 99336, 124170, 132448, 165560, 197760, 198672, 248340, 264896, 331120, 397344, 426317, 496680, 529792, 662240, 794688, 852634, 993360, 1278951, 1324480, 1589376, 1705268, 1986720, 2131585, 2557902, 2648960, 3410536, 3973440, 4263170, 5115804, 6394755, 6821072, 7946880, 8526340, 10231608, 12789510, 13642144, 17052680, 20463216, 25579020, 27284288, 34105360, 40926432, 51158040, 54568576, 68210720, 81852864, 102316080, 136421440, 163705728, 204632160, 272842880, 409264320, 818528640]

約数ペア:

[(1, 818528640), (2, 409264320), (3, 272842880), (4, 204632160), (5, 163705728), (6, 136421440), (8, 102316080), (10, 81852864), (12, 68210720), (15, 54568576), (16, 51158040), (20, 40926432), (24, 34105360), (30, 27284288), (32, 25579020), (40, 20463216), (48, 17052680), (60, 13642144), (64, 12789510), (80, 10231608), (96, 8526340), (103, 7946880), (120, 6821072), (128, 6394755), (160, 5115804), (192, 4263170), (206, 3973440), (240, 3410536), (309, 2648960), (320, 2557902), (384, 2131585), (412, 1986720), (480, 1705268), (515, 1589376), (618, 1324480), (640, 1278951), (824, 993360), (960, 852634), (1030, 794688), (1236, 662240), (1545, 529792), (1648, 496680), (1920, 426317), (2060, 397344), (2472, 331120), (3090, 264896), (3296, 248340), (4120, 198672), (4139, 197760), (4944, 165560), (6180, 132448), (6592, 124170), (8240, 99336), (8278, 98880), (9888, 82780), (12360, 66224), (12417, 65920), (13184, 62085), (16480, 49668), (16556, 49440), (19776, 41390), (20695, 39552), (24720, 33112), (24834, 32960)]