245457072

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:880

約数の個数: 180

約数和(自身を含む): 818686440

約数和(自身を除く): 573229368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 43, 48, 49, 56, 63, 72, 84, 86, 98, 112, 126, 129, 144, 147, 168, 172, 196, 252, 258, 294, 301, 336, 344, 387, 392, 441, 504, 516, 588, 602, 688, 774, 784, 809, 882, 903, 1008, 1032, 1176, 1204, 1548, 1618, 1764, 1806, 2064, 2107, 2352, 2408, 2427, 2709, 3096, 3236, 3528, 3612, 4214, 4816, 4854, 5418, 5663, 6192, 6321, 6472, 7056, 7224, 7281, 8428, 9708, 10836, 11326, 12642, 12944, 14448, 14562, 16856, 16989, 18963, 19416, 21672, 22652, 25284, 29124, 33712, 33978, 34787, 37926, 38832, 39641, 43344, 45304, 50568, 50967, 58248, 67956, 69574, 75852, 79282, 90608, 101136, 101934, 104361, 116496, 118923, 135912, 139148, 151704, 158564, 203868, 208722, 237846, 243509, 271824, 278296, 303408, 313083, 317128, 356769, 407736, 417444, 475692, 487018, 556592, 626166, 634256, 713538, 730527, 815472, 834888, 951384, 974036, 1252332, 1427076, 1461054, 1669776, 1704563, 1902768, 1948072, 2191581, 2504664, 2854152, 2922108, 3409126, 3896144, 4383162, 5009328, 5113689, 5708304, 5844216, 6818252, 8766324, 10227378, 11688432, 13636504, 15341067, 17532648, 20454756, 27273008, 30682134, 35065296, 40909512, 61364268, 81819024, 122728536, 245457072]

約数ペア:

[(1, 245457072), (2, 122728536), (3, 81819024), (4, 61364268), (6, 40909512), (7, 35065296), (8, 30682134), (9, 27273008), (12, 20454756), (14, 17532648), (16, 15341067), (18, 13636504), (21, 11688432), (24, 10227378), (28, 8766324), (36, 6818252), (42, 5844216), (43, 5708304), (48, 5113689), (49, 5009328), (56, 4383162), (63, 3896144), (72, 3409126), (84, 2922108), (86, 2854152), (98, 2504664), (112, 2191581), (126, 1948072), (129, 1902768), (144, 1704563), (147, 1669776), (168, 1461054), (172, 1427076), (196, 1252332), (252, 974036), (258, 951384), (294, 834888), (301, 815472), (336, 730527), (344, 713538), (387, 634256), (392, 626166), (441, 556592), (504, 487018), (516, 475692), (588, 417444), (602, 407736), (688, 356769), (774, 317128), (784, 313083), (809, 303408), (882, 278296), (903, 271824), (1008, 243509), (1032, 237846), (1176, 208722), (1204, 203868), (1548, 158564), (1618, 151704), (1764, 139148), (1806, 135912), (2064, 118923), (2107, 116496), (2352, 104361), (2408, 101934), (2427, 101136), (2709, 90608), (3096, 79282), (3236, 75852), (3528, 69574), (3612, 67956), (4214, 58248), (4816, 50967), (4854, 50568), (5418, 45304), (5663, 43344), (6192, 39641), (6321, 38832), (6472, 37926), (7056, 34787), (7224, 33978), (7281, 33712), (8428, 29124), (9708, 25284), (10836, 22652), (11326, 21672), (12642, 19416), (12944, 18963), (14448, 16989), (14562, 16856)]