15831216

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:283

約数の個数: 120

約数和(自身を含む): 48746880

約数和(自身を除く): 32915664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 34, 36, 48, 51, 58, 68, 72, 87, 102, 116, 136, 144, 153, 174, 204, 223, 232, 261, 272, 306, 348, 408, 446, 464, 493, 522, 612, 669, 696, 816, 892, 986, 1044, 1224, 1338, 1392, 1479, 1784, 1972, 2007, 2088, 2448, 2676, 2958, 3568, 3791, 3944, 4014, 4176, 4437, 5352, 5916, 6467, 7582, 7888, 8028, 8874, 10704, 11373, 11832, 12934, 15164, 16056, 17748, 19401, 22746, 23664, 25868, 30328, 32112, 34119, 35496, 38802, 45492, 51736, 58203, 60656, 68238, 70992, 77604, 90984, 103472, 109939, 116406, 136476, 155208, 181968, 219878, 232812, 272952, 310416, 329817, 439756, 465624, 545904, 659634, 879512, 931248, 989451, 1319268, 1759024, 1978902, 2638536, 3957804, 5277072, 7915608, 15831216]

約数ペア:

[(1, 15831216), (2, 7915608), (3, 5277072), (4, 3957804), (6, 2638536), (8, 1978902), (9, 1759024), (12, 1319268), (16, 989451), (17, 931248), (18, 879512), (24, 659634), (29, 545904), (34, 465624), (36, 439756), (48, 329817), (51, 310416), (58, 272952), (68, 232812), (72, 219878), (87, 181968), (102, 155208), (116, 136476), (136, 116406), (144, 109939), (153, 103472), (174, 90984), (204, 77604), (223, 70992), (232, 68238), (261, 60656), (272, 58203), (306, 51736), (348, 45492), (408, 38802), (446, 35496), (464, 34119), (493, 32112), (522, 30328), (612, 25868), (669, 23664), (696, 22746), (816, 19401), (892, 17748), (986, 16056), (1044, 15164), (1224, 12934), (1338, 11832), (1392, 11373), (1479, 10704), (1784, 8874), (1972, 8028), (2007, 7888), (2088, 7582), (2448, 6467), (2676, 5916), (2958, 5352), (3568, 4437), (3791, 4176), (3944, 4014)]