281565312

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 891316800

約数和(自身を除く): 609751488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 109, 112, 124, 128, 168, 186, 192, 217, 218, 224, 248, 327, 336, 372, 384, 434, 436, 448, 496, 651, 654, 672, 744, 763, 868, 872, 896, 961, 992, 1302, 1308, 1344, 1488, 1526, 1736, 1744, 1922, 1984, 2289, 2604, 2616, 2688, 2883, 2976, 3052, 3379, 3472, 3488, 3844, 3968, 4578, 5208, 5232, 5766, 5952, 6104, 6727, 6758, 6944, 6976, 7688, 9156, 10137, 10416, 10464, 11532, 11904, 12208, 13454, 13516, 13888, 13952, 15376, 18312, 20181, 20274, 20832, 20928, 23064, 23653, 24416, 26908, 27032, 27776, 30752, 36624, 40362, 40548, 41664, 41856, 46128, 47306, 48832, 53816, 54064, 61504, 70959, 73248, 80724, 81096, 83328, 92256, 94612, 97664, 104749, 107632, 108128, 123008, 141918, 146496, 161448, 162192, 184512, 189224, 209498, 215264, 216256, 283836, 292992, 314247, 322896, 324384, 369024, 378448, 418996, 430528, 432512, 567672, 628494, 645792, 648768, 733243, 756896, 837992, 861056, 1135344, 1256988, 1291584, 1297536, 1466486, 1513792, 1675984, 2199729, 2270688, 2513976, 2583168, 2932972, 3027584, 3351968, 4399458, 4541376, 5027952, 5865944, 6703936, 8798916, 9082752, 10055904, 11731888, 13407872, 17597832, 20111808, 23463776, 35195664, 40223616, 46927552, 70391328, 93855104, 140782656, 281565312]

約数ペア:

[(1, 281565312), (2, 140782656), (3, 93855104), (4, 70391328), (6, 46927552), (7, 40223616), (8, 35195664), (12, 23463776), (14, 20111808), (16, 17597832), (21, 13407872), (24, 11731888), (28, 10055904), (31, 9082752), (32, 8798916), (42, 6703936), (48, 5865944), (56, 5027952), (62, 4541376), (64, 4399458), (84, 3351968), (93, 3027584), (96, 2932972), (109, 2583168), (112, 2513976), (124, 2270688), (128, 2199729), (168, 1675984), (186, 1513792), (192, 1466486), (217, 1297536), (218, 1291584), (224, 1256988), (248, 1135344), (327, 861056), (336, 837992), (372, 756896), (384, 733243), (434, 648768), (436, 645792), (448, 628494), (496, 567672), (651, 432512), (654, 430528), (672, 418996), (744, 378448), (763, 369024), (868, 324384), (872, 322896), (896, 314247), (961, 292992), (992, 283836), (1302, 216256), (1308, 215264), (1344, 209498), (1488, 189224), (1526, 184512), (1736, 162192), (1744, 161448), (1922, 146496), (1984, 141918), (2289, 123008), (2604, 108128), (2616, 107632), (2688, 104749), (2883, 97664), (2976, 94612), (3052, 92256), (3379, 83328), (3472, 81096), (3488, 80724), (3844, 73248), (3968, 70959), (4578, 61504), (5208, 54064), (5232, 53816), (5766, 48832), (5952, 47306), (6104, 46128), (6727, 41856), (6758, 41664), (6944, 40548), (6976, 40362), (7688, 36624), (9156, 30752), (10137, 27776), (10416, 27032), (10464, 26908), (11532, 24416), (11904, 23653), (12208, 23064), (13454, 20928), (13516, 20832), (13888, 20274), (13952, 20181), (15376, 18312)]