131225856

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:101

約数の個数: 216

約数和(自身を含む): 406919520

約数和(自身を除く): 275693664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 23, 24, 32, 34, 38, 46, 48, 51, 57, 64, 68, 69, 76, 92, 96, 102, 114, 128, 136, 138, 152, 184, 192, 204, 228, 256, 272, 276, 304, 323, 368, 384, 391, 408, 437, 456, 529, 544, 552, 608, 646, 736, 768, 782, 816, 874, 912, 969, 1058, 1088, 1104, 1173, 1216, 1292, 1311, 1472, 1564, 1587, 1632, 1748, 1824, 1938, 2116, 2176, 2208, 2346, 2432, 2584, 2622, 2944, 3128, 3174, 3264, 3496, 3648, 3876, 4232, 4352, 4416, 4692, 4864, 5168, 5244, 5888, 6256, 6348, 6528, 6992, 7296, 7429, 7752, 8464, 8832, 8993, 9384, 10051, 10336, 10488, 12512, 12696, 13056, 13984, 14592, 14858, 15504, 16928, 17664, 17986, 18768, 20102, 20672, 20976, 22287, 25024, 25392, 26979, 27968, 29716, 30153, 31008, 33856, 35972, 37536, 40204, 41344, 41952, 44574, 50048, 50784, 53958, 55936, 59432, 60306, 62016, 67712, 71944, 75072, 80408, 82688, 83904, 89148, 100096, 101568, 107916, 111872, 118864, 120612, 124032, 135424, 143888, 150144, 160816, 167808, 170867, 178296, 203136, 215832, 237728, 241224, 248064, 287776, 300288, 321632, 335616, 341734, 356592, 406272, 431664, 475456, 482448, 512601, 575552, 643264, 683468, 713184, 863328, 950912, 964896, 1025202, 1151104, 1286528, 1366936, 1426368, 1726656, 1901824, 1929792, 2050404, 2302208, 2573056, 2733872, 2852736, 3453312, 3859584, 4100808, 5467744, 5705472, 6906624, 7719168, 8201616, 10935488, 16403232, 21870976, 32806464, 43741952, 65612928, 131225856]

約数ペア:

[(1, 131225856), (2, 65612928), (3, 43741952), (4, 32806464), (6, 21870976), (8, 16403232), (12, 10935488), (16, 8201616), (17, 7719168), (19, 6906624), (23, 5705472), (24, 5467744), (32, 4100808), (34, 3859584), (38, 3453312), (46, 2852736), (48, 2733872), (51, 2573056), (57, 2302208), (64, 2050404), (68, 1929792), (69, 1901824), (76, 1726656), (92, 1426368), (96, 1366936), (102, 1286528), (114, 1151104), (128, 1025202), (136, 964896), (138, 950912), (152, 863328), (184, 713184), (192, 683468), (204, 643264), (228, 575552), (256, 512601), (272, 482448), (276, 475456), (304, 431664), (323, 406272), (368, 356592), (384, 341734), (391, 335616), (408, 321632), (437, 300288), (456, 287776), (529, 248064), (544, 241224), (552, 237728), (608, 215832), (646, 203136), (736, 178296), (768, 170867), (782, 167808), (816, 160816), (874, 150144), (912, 143888), (969, 135424), (1058, 124032), (1088, 120612), (1104, 118864), (1173, 111872), (1216, 107916), (1292, 101568), (1311, 100096), (1472, 89148), (1564, 83904), (1587, 82688), (1632, 80408), (1748, 75072), (1824, 71944), (1938, 67712), (2116, 62016), (2176, 60306), (2208, 59432), (2346, 55936), (2432, 53958), (2584, 50784), (2622, 50048), (2944, 44574), (3128, 41952), (3174, 41344), (3264, 40204), (3496, 37536), (3648, 35972), (3876, 33856), (4232, 31008), (4352, 30153), (4416, 29716), (4692, 27968), (4864, 26979), (5168, 25392), (5244, 25024), (5888, 22287), (6256, 20976), (6348, 20672), (6528, 20102), (6992, 18768), (7296, 17986), (7429, 17664), (7752, 16928), (8464, 15504), (8832, 14858), (8993, 14592), (9384, 13984), (10051, 13056), (10336, 12696), (10488, 12512)]