321543936

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{19937}}^1$

素因数の和:19966

約数の個数: 108

約数和(自身を含む): 1059585072

約数和(自身を除く): 738041136

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, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 16128, 19937, 39874, 59811, 79748, 119622, 139559, 159496, 179433, 239244, 279118, 318992, 358866, 418677, 478488, 558236, 637984, 717732, 837354, 956976, 1116472, 1256031, 1275968, 1435464, 1674708, 1913952, 2232944, 2512062, 2551936, 2870928, 3349416, 3827904, 4465888, 5024124, 5103872, 5741856, 6698832, 7655808, 8931776, 10048248, 11483712, 13397664, 15311616, 17863552, 20096496, 22967424, 26795328, 35727104, 40192992, 45934848, 53590656, 80385984, 107181312, 160771968, 321543936]

約数ペア:

[(1, 321543936), (2, 160771968), (3, 107181312), (4, 80385984), (6, 53590656), (7, 45934848), (8, 40192992), (9, 35727104), (12, 26795328), (14, 22967424), (16, 20096496), (18, 17863552), (21, 15311616), (24, 13397664), (28, 11483712), (32, 10048248), (36, 8931776), (42, 7655808), (48, 6698832), (56, 5741856), (63, 5103872), (64, 5024124), (72, 4465888), (84, 3827904), (96, 3349416), (112, 2870928), (126, 2551936), (128, 2512062), (144, 2232944), (168, 1913952), (192, 1674708), (224, 1435464), (252, 1275968), (256, 1256031), (288, 1116472), (336, 956976), (384, 837354), (448, 717732), (504, 637984), (576, 558236), (672, 478488), (768, 418677), (896, 358866), (1008, 318992), (1152, 279118), (1344, 239244), (1792, 179433), (2016, 159496), (2304, 139559), (2688, 119622), (4032, 79748), (5376, 59811), (8064, 39874), (16128, 19937)]