394768728

素因数分解:

$2^3\times 3^4\times {\mathrm{239}}^1\times {\mathrm{2549}}^1$

素因数の和:2806

約数の個数: 80

約数和(自身を含む): 1110780000

約数和(自身を除く): 716011272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 239, 324, 478, 648, 717, 956, 1434, 1912, 2151, 2549, 2868, 4302, 5098, 5736, 6453, 7647, 8604, 10196, 12906, 15294, 17208, 19359, 20392, 22941, 25812, 30588, 38718, 45882, 51624, 61176, 68823, 77436, 91764, 137646, 154872, 183528, 206469, 275292, 412938, 550584, 609211, 825876, 1218422, 1651752, 1827633, 2436844, 3655266, 4873688, 5482899, 7310532, 10965798, 14621064, 16448697, 21931596, 32897394, 43863192, 49346091, 65794788, 98692182, 131589576, 197384364, 394768728]

約数ペア:

[(1, 394768728), (2, 197384364), (3, 131589576), (4, 98692182), (6, 65794788), (8, 49346091), (9, 43863192), (12, 32897394), (18, 21931596), (24, 16448697), (27, 14621064), (36, 10965798), (54, 7310532), (72, 5482899), (81, 4873688), (108, 3655266), (162, 2436844), (216, 1827633), (239, 1651752), (324, 1218422), (478, 825876), (648, 609211), (717, 550584), (956, 412938), (1434, 275292), (1912, 206469), (2151, 183528), (2549, 154872), (2868, 137646), (4302, 91764), (5098, 77436), (5736, 68823), (6453, 61176), (7647, 51624), (8604, 45882), (10196, 38718), (12906, 30588), (15294, 25812), (17208, 22941), (19359, 20392)]