121681728

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:421

約数の個数: 168

約数和(自身を含む): 403847808

約数和(自身を除く): 282166080

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 103, 112, 126, 144, 168, 192, 206, 224, 252, 288, 293, 309, 336, 412, 448, 504, 576, 586, 618, 672, 721, 824, 879, 927, 1008, 1172, 1236, 1344, 1442, 1648, 1758, 1854, 2016, 2051, 2163, 2344, 2472, 2637, 2884, 3296, 3516, 3708, 4032, 4102, 4326, 4688, 4944, 5274, 5768, 6153, 6489, 6592, 7032, 7416, 8204, 8652, 9376, 9888, 10548, 11536, 12306, 12978, 14064, 14832, 16408, 17304, 18459, 18752, 19776, 21096, 23072, 24612, 25956, 28128, 29664, 30179, 32816, 34608, 36918, 42192, 46144, 49224, 51912, 56256, 59328, 60358, 65632, 69216, 73836, 84384, 90537, 98448, 103824, 120716, 131264, 138432, 147672, 168768, 181074, 196896, 207648, 211253, 241432, 271611, 295344, 362148, 393792, 415296, 422506, 482864, 543222, 590688, 633759, 724296, 845012, 965728, 1086444, 1181376, 1267518, 1448592, 1690024, 1901277, 1931456, 2172888, 2535036, 2897184, 3380048, 3802554, 4345776, 5070072, 5794368, 6760096, 7605108, 8691552, 10140144, 13520192, 15210216, 17383104, 20280288, 30420432, 40560576, 60840864, 121681728]

約数ペア:

[(1, 121681728), (2, 60840864), (3, 40560576), (4, 30420432), (6, 20280288), (7, 17383104), (8, 15210216), (9, 13520192), (12, 10140144), (14, 8691552), (16, 7605108), (18, 6760096), (21, 5794368), (24, 5070072), (28, 4345776), (32, 3802554), (36, 3380048), (42, 2897184), (48, 2535036), (56, 2172888), (63, 1931456), (64, 1901277), (72, 1690024), (84, 1448592), (96, 1267518), (103, 1181376), (112, 1086444), (126, 965728), (144, 845012), (168, 724296), (192, 633759), (206, 590688), (224, 543222), (252, 482864), (288, 422506), (293, 415296), (309, 393792), (336, 362148), (412, 295344), (448, 271611), (504, 241432), (576, 211253), (586, 207648), (618, 196896), (672, 181074), (721, 168768), (824, 147672), (879, 138432), (927, 131264), (1008, 120716), (1172, 103824), (1236, 98448), (1344, 90537), (1442, 84384), (1648, 73836), (1758, 69216), (1854, 65632), (2016, 60358), (2051, 59328), (2163, 56256), (2344, 51912), (2472, 49224), (2637, 46144), (2884, 42192), (3296, 36918), (3516, 34608), (3708, 32816), (4032, 30179), (4102, 29664), (4326, 28128), (4688, 25956), (4944, 24612), (5274, 23072), (5768, 21096), (6153, 19776), (6489, 18752), (6592, 18459), (7032, 17304), (7416, 16408), (8204, 14832), (8652, 14064), (9376, 12978), (9888, 12306), (10548, 11536)]