290438784

素因数分解:

$2^7\times 3^4\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:392

約数の個数: 160

約数和(自身を含む): 875664900

約数和(自身を除く): 585226116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 109, 128, 144, 162, 192, 216, 218, 257, 288, 324, 327, 384, 432, 436, 514, 576, 648, 654, 771, 864, 872, 981, 1028, 1152, 1296, 1308, 1542, 1728, 1744, 1962, 2056, 2313, 2592, 2616, 2943, 3084, 3456, 3488, 3924, 4112, 4626, 5184, 5232, 5886, 6168, 6939, 6976, 7848, 8224, 8829, 9252, 10368, 10464, 11772, 12336, 13878, 13952, 15696, 16448, 17658, 18504, 20817, 20928, 23544, 24672, 27756, 28013, 31392, 32896, 35316, 37008, 41634, 41856, 47088, 49344, 55512, 56026, 62784, 70632, 74016, 83268, 84039, 94176, 98688, 111024, 112052, 125568, 141264, 148032, 166536, 168078, 188352, 222048, 224104, 252117, 282528, 296064, 333072, 336156, 376704, 444096, 448208, 504234, 565056, 666144, 672312, 756351, 888192, 896416, 1008468, 1130112, 1332288, 1344624, 1512702, 1792832, 2016936, 2269053, 2664576, 2689248, 3025404, 3585664, 4033872, 4538106, 5378496, 6050808, 8067744, 9076212, 10756992, 12101616, 16135488, 18152424, 24203232, 32270976, 36304848, 48406464, 72609696, 96812928, 145219392, 290438784]

約数ペア:

[(1, 290438784), (2, 145219392), (3, 96812928), (4, 72609696), (6, 48406464), (8, 36304848), (9, 32270976), (12, 24203232), (16, 18152424), (18, 16135488), (24, 12101616), (27, 10756992), (32, 9076212), (36, 8067744), (48, 6050808), (54, 5378496), (64, 4538106), (72, 4033872), (81, 3585664), (96, 3025404), (108, 2689248), (109, 2664576), (128, 2269053), (144, 2016936), (162, 1792832), (192, 1512702), (216, 1344624), (218, 1332288), (257, 1130112), (288, 1008468), (324, 896416), (327, 888192), (384, 756351), (432, 672312), (436, 666144), (514, 565056), (576, 504234), (648, 448208), (654, 444096), (771, 376704), (864, 336156), (872, 333072), (981, 296064), (1028, 282528), (1152, 252117), (1296, 224104), (1308, 222048), (1542, 188352), (1728, 168078), (1744, 166536), (1962, 148032), (2056, 141264), (2313, 125568), (2592, 112052), (2616, 111024), (2943, 98688), (3084, 94176), (3456, 84039), (3488, 83268), (3924, 74016), (4112, 70632), (4626, 62784), (5184, 56026), (5232, 55512), (5886, 49344), (6168, 47088), (6939, 41856), (6976, 41634), (7848, 37008), (8224, 35316), (8829, 32896), (9252, 31392), (10368, 28013), (10464, 27756), (11772, 24672), (12336, 23544), (13878, 20928), (13952, 20817), (15696, 18504), (16448, 17658)]