28680768

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 168

約数和(自身を含む): 90937080

約数和(自身を除く): 62256312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 32, 34, 36, 48, 51, 58, 64, 68, 72, 87, 96, 101, 102, 116, 136, 144, 153, 174, 192, 202, 204, 232, 261, 272, 288, 303, 306, 348, 404, 408, 464, 493, 522, 544, 576, 606, 612, 696, 808, 816, 909, 928, 986, 1044, 1088, 1212, 1224, 1392, 1479, 1616, 1632, 1717, 1818, 1856, 1972, 2088, 2424, 2448, 2784, 2929, 2958, 3232, 3264, 3434, 3636, 3944, 4176, 4437, 4848, 4896, 5151, 5568, 5858, 5916, 6464, 6868, 7272, 7888, 8352, 8787, 8874, 9696, 9792, 10302, 11716, 11832, 13736, 14544, 15453, 15776, 16704, 17574, 17748, 19392, 20604, 23432, 23664, 26361, 27472, 29088, 30906, 31552, 35148, 35496, 41208, 46864, 47328, 49793, 52722, 54944, 58176, 61812, 70296, 70992, 82416, 93728, 94656, 99586, 105444, 109888, 123624, 140592, 141984, 149379, 164832, 187456, 199172, 210888, 247248, 281184, 283968, 298758, 329664, 398344, 421776, 448137, 494496, 562368, 597516, 796688, 843552, 896274, 988992, 1195032, 1593376, 1687104, 1792548, 2390064, 3186752, 3585096, 4780128, 7170192, 9560256, 14340384, 28680768]

約数ペア:

[(1, 28680768), (2, 14340384), (3, 9560256), (4, 7170192), (6, 4780128), (8, 3585096), (9, 3186752), (12, 2390064), (16, 1792548), (17, 1687104), (18, 1593376), (24, 1195032), (29, 988992), (32, 896274), (34, 843552), (36, 796688), (48, 597516), (51, 562368), (58, 494496), (64, 448137), (68, 421776), (72, 398344), (87, 329664), (96, 298758), (101, 283968), (102, 281184), (116, 247248), (136, 210888), (144, 199172), (153, 187456), (174, 164832), (192, 149379), (202, 141984), (204, 140592), (232, 123624), (261, 109888), (272, 105444), (288, 99586), (303, 94656), (306, 93728), (348, 82416), (404, 70992), (408, 70296), (464, 61812), (493, 58176), (522, 54944), (544, 52722), (576, 49793), (606, 47328), (612, 46864), (696, 41208), (808, 35496), (816, 35148), (909, 31552), (928, 30906), (986, 29088), (1044, 27472), (1088, 26361), (1212, 23664), (1224, 23432), (1392, 20604), (1479, 19392), (1616, 17748), (1632, 17574), (1717, 16704), (1818, 15776), (1856, 15453), (1972, 14544), (2088, 13736), (2424, 11832), (2448, 11716), (2784, 10302), (2929, 9792), (2958, 9696), (3232, 8874), (3264, 8787), (3434, 8352), (3636, 7888), (3944, 7272), (4176, 6868), (4437, 6464), (4848, 5916), (4896, 5858), (5151, 5568)]