205438896

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:420

約数の個数: 160

約数和(自身を含む): 641833920

約数和(自身を除く): 436395024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 157, 208, 216, 233, 234, 312, 314, 351, 432, 466, 468, 471, 624, 628, 699, 702, 932, 936, 942, 1256, 1398, 1404, 1413, 1864, 1872, 1884, 2041, 2097, 2512, 2796, 2808, 2826, 3029, 3728, 3768, 4082, 4194, 4239, 5592, 5616, 5652, 6058, 6123, 6291, 7536, 8164, 8388, 8478, 9087, 11184, 11304, 12116, 12246, 12582, 16328, 16776, 16956, 18174, 18369, 22608, 24232, 24492, 25164, 27261, 32656, 33552, 33912, 36348, 36581, 36738, 48464, 48984, 50328, 54522, 55107, 67824, 72696, 73162, 73476, 81783, 97968, 100656, 109044, 109743, 110214, 145392, 146324, 146952, 163566, 218088, 219486, 220428, 292648, 293904, 327132, 329229, 436176, 438972, 440856, 475553, 585296, 654264, 658458, 877944, 881712, 951106, 987687, 1308528, 1316916, 1426659, 1755888, 1902212, 1975374, 2633832, 2853318, 3804424, 3950748, 4279977, 5267664, 5706636, 7608848, 7901496, 8559954, 11413272, 12839931, 15802992, 17119908, 22826544, 25679862, 34239816, 51359724, 68479632, 102719448, 205438896]

約数ペア:

[(1, 205438896), (2, 102719448), (3, 68479632), (4, 51359724), (6, 34239816), (8, 25679862), (9, 22826544), (12, 17119908), (13, 15802992), (16, 12839931), (18, 11413272), (24, 8559954), (26, 7901496), (27, 7608848), (36, 5706636), (39, 5267664), (48, 4279977), (52, 3950748), (54, 3804424), (72, 2853318), (78, 2633832), (104, 1975374), (108, 1902212), (117, 1755888), (144, 1426659), (156, 1316916), (157, 1308528), (208, 987687), (216, 951106), (233, 881712), (234, 877944), (312, 658458), (314, 654264), (351, 585296), (432, 475553), (466, 440856), (468, 438972), (471, 436176), (624, 329229), (628, 327132), (699, 293904), (702, 292648), (932, 220428), (936, 219486), (942, 218088), (1256, 163566), (1398, 146952), (1404, 146324), (1413, 145392), (1864, 110214), (1872, 109743), (1884, 109044), (2041, 100656), (2097, 97968), (2512, 81783), (2796, 73476), (2808, 73162), (2826, 72696), (3029, 67824), (3728, 55107), (3768, 54522), (4082, 50328), (4194, 48984), (4239, 48464), (5592, 36738), (5616, 36581), (5652, 36348), (6058, 33912), (6123, 33552), (6291, 32656), (7536, 27261), (8164, 25164), (8388, 24492), (8478, 24232), (9087, 22608), (11184, 18369), (11304, 18174), (12116, 16956), (12246, 16776), (12582, 16328)]