208973232

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1$

素因数の和:348

約数の個数: 180

約数和(自身を含む): 656071104

約数和(自身を除く): 447097872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 104, 117, 124, 144, 156, 169, 186, 208, 234, 248, 277, 279, 312, 338, 372, 403, 468, 496, 507, 554, 558, 624, 676, 744, 806, 831, 936, 1014, 1108, 1116, 1209, 1352, 1488, 1521, 1612, 1662, 1872, 2028, 2216, 2232, 2418, 2493, 2704, 3042, 3224, 3324, 3601, 3627, 4056, 4432, 4464, 4836, 4986, 5239, 6084, 6448, 6648, 7202, 7254, 8112, 8587, 9672, 9972, 10478, 10803, 12168, 13296, 14404, 14508, 15717, 17174, 19344, 19944, 20956, 21606, 24336, 25761, 28808, 29016, 31434, 32409, 34348, 39888, 41912, 43212, 46813, 47151, 51522, 57616, 58032, 62868, 64818, 68696, 77283, 83824, 86424, 93626, 94302, 103044, 111631, 125736, 129636, 137392, 140439, 154566, 172848, 187252, 188604, 206088, 223262, 251472, 259272, 280878, 309132, 334893, 374504, 377208, 412176, 421317, 446524, 518544, 561756, 618264, 669786, 749008, 754416, 842634, 893048, 1004679, 1123512, 1236528, 1339572, 1451203, 1685268, 1786096, 2009358, 2247024, 2679144, 2902406, 3370536, 4018716, 4353609, 5358288, 5804812, 6741072, 8037432, 8707218, 11609624, 13060827, 16074864, 17414436, 23219248, 26121654, 34828872, 52243308, 69657744, 104486616, 208973232]

約数ペア:

[(1, 208973232), (2, 104486616), (3, 69657744), (4, 52243308), (6, 34828872), (8, 26121654), (9, 23219248), (12, 17414436), (13, 16074864), (16, 13060827), (18, 11609624), (24, 8707218), (26, 8037432), (31, 6741072), (36, 5804812), (39, 5358288), (48, 4353609), (52, 4018716), (62, 3370536), (72, 2902406), (78, 2679144), (93, 2247024), (104, 2009358), (117, 1786096), (124, 1685268), (144, 1451203), (156, 1339572), (169, 1236528), (186, 1123512), (208, 1004679), (234, 893048), (248, 842634), (277, 754416), (279, 749008), (312, 669786), (338, 618264), (372, 561756), (403, 518544), (468, 446524), (496, 421317), (507, 412176), (554, 377208), (558, 374504), (624, 334893), (676, 309132), (744, 280878), (806, 259272), (831, 251472), (936, 223262), (1014, 206088), (1108, 188604), (1116, 187252), (1209, 172848), (1352, 154566), (1488, 140439), (1521, 137392), (1612, 129636), (1662, 125736), (1872, 111631), (2028, 103044), (2216, 94302), (2232, 93626), (2418, 86424), (2493, 83824), (2704, 77283), (3042, 68696), (3224, 64818), (3324, 62868), (3601, 58032), (3627, 57616), (4056, 51522), (4432, 47151), (4464, 46813), (4836, 43212), (4986, 41912), (5239, 39888), (6084, 34348), (6448, 32409), (6648, 31434), (7202, 29016), (7254, 28808), (8112, 25761), (8587, 24336), (9672, 21606), (9972, 20956), (10478, 19944), (10803, 19344), (12168, 17174), (13296, 15717), (14404, 14508)]