813131640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{12479}}^1$

素因数の和:12677

約数の個数: 96

約数和(自身を含む): 2657491200

約数和(自身を除く): 1844359560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 181, 360, 362, 543, 724, 905, 1086, 1448, 1629, 1810, 2172, 2715, 3258, 3620, 4344, 5430, 6516, 7240, 8145, 10860, 12479, 13032, 16290, 21720, 24958, 32580, 37437, 49916, 62395, 65160, 74874, 99832, 112311, 124790, 149748, 187185, 224622, 249580, 299496, 374370, 449244, 499160, 561555, 748740, 898488, 1123110, 1497480, 2246220, 2258699, 4492440, 4517398, 6776097, 9034796, 11293495, 13552194, 18069592, 20328291, 22586990, 27104388, 33880485, 40656582, 45173980, 54208776, 67760970, 81313164, 90347960, 101641455, 135521940, 162626328, 203282910, 271043880, 406565820, 813131640]

約数ペア:

[(1, 813131640), (2, 406565820), (3, 271043880), (4, 203282910), (5, 162626328), (6, 135521940), (8, 101641455), (9, 90347960), (10, 81313164), (12, 67760970), (15, 54208776), (18, 45173980), (20, 40656582), (24, 33880485), (30, 27104388), (36, 22586990), (40, 20328291), (45, 18069592), (60, 13552194), (72, 11293495), (90, 9034796), (120, 6776097), (180, 4517398), (181, 4492440), (360, 2258699), (362, 2246220), (543, 1497480), (724, 1123110), (905, 898488), (1086, 748740), (1448, 561555), (1629, 499160), (1810, 449244), (2172, 374370), (2715, 299496), (3258, 249580), (3620, 224622), (4344, 187185), (5430, 149748), (6516, 124790), (7240, 112311), (8145, 99832), (10860, 74874), (12479, 65160), (13032, 62395), (16290, 49916), (21720, 37437), (24958, 32580)]