281335392

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:653

約数の個数: 144

約数和(自身を含む): 868755888

約数和(自身を除く): 587420496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 163, 208, 234, 288, 312, 326, 416, 461, 468, 489, 624, 652, 922, 936, 978, 1248, 1304, 1383, 1467, 1844, 1872, 1956, 2119, 2608, 2766, 2934, 3688, 3744, 3912, 4149, 4238, 5216, 5532, 5868, 5993, 6357, 7376, 7824, 8298, 8476, 11064, 11736, 11986, 12714, 14752, 15648, 16596, 16952, 17979, 19071, 22128, 23472, 23972, 25428, 33192, 33904, 35958, 38142, 44256, 46944, 47944, 50856, 53937, 66384, 67808, 71916, 75143, 76284, 95888, 101712, 107874, 132768, 143832, 150286, 152568, 191776, 203424, 215748, 225429, 287664, 300572, 305136, 431496, 450858, 575328, 601144, 610272, 676287, 862992, 901716, 976859, 1202288, 1352574, 1725984, 1803432, 1953718, 2404576, 2705148, 2930577, 3606864, 3907436, 5410296, 5861154, 7213728, 7814872, 8791731, 10820592, 11722308, 15629744, 17583462, 21641184, 23444616, 31259488, 35166924, 46889232, 70333848, 93778464, 140667696, 281335392]

約数ペア:

[(1, 281335392), (2, 140667696), (3, 93778464), (4, 70333848), (6, 46889232), (8, 35166924), (9, 31259488), (12, 23444616), (13, 21641184), (16, 17583462), (18, 15629744), (24, 11722308), (26, 10820592), (32, 8791731), (36, 7814872), (39, 7213728), (48, 5861154), (52, 5410296), (72, 3907436), (78, 3606864), (96, 2930577), (104, 2705148), (117, 2404576), (144, 1953718), (156, 1803432), (163, 1725984), (208, 1352574), (234, 1202288), (288, 976859), (312, 901716), (326, 862992), (416, 676287), (461, 610272), (468, 601144), (489, 575328), (624, 450858), (652, 431496), (922, 305136), (936, 300572), (978, 287664), (1248, 225429), (1304, 215748), (1383, 203424), (1467, 191776), (1844, 152568), (1872, 150286), (1956, 143832), (2119, 132768), (2608, 107874), (2766, 101712), (2934, 95888), (3688, 76284), (3744, 75143), (3912, 71916), (4149, 67808), (4238, 66384), (5216, 53937), (5532, 50856), (5868, 47944), (5993, 46944), (6357, 44256), (7376, 38142), (7824, 35958), (8298, 33904), (8476, 33192), (11064, 25428), (11736, 23972), (11986, 23472), (12714, 22128), (14752, 19071), (15648, 17979), (16596, 16952)]