261625728

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7487}}^1$

素因数の和:7524

約数の個数: 128

約数和(自身を含む): 855429120

約数和(自身を除く): 593803392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 273, 312, 336, 364, 384, 416, 448, 546, 624, 672, 728, 832, 896, 1092, 1248, 1344, 1456, 1664, 2184, 2496, 2688, 2912, 4368, 4992, 5824, 7487, 8736, 11648, 14974, 17472, 22461, 29948, 34944, 44922, 52409, 59896, 89844, 97331, 104818, 119792, 157227, 179688, 194662, 209636, 239584, 291993, 314454, 359376, 389324, 419272, 479168, 583986, 628908, 681317, 718752, 778648, 838544, 958336, 1167972, 1257816, 1362634, 1437504, 1557296, 1677088, 2043951, 2335944, 2515632, 2725268, 2875008, 3114592, 3354176, 4087902, 4671888, 5031264, 5450536, 6229184, 6708352, 8175804, 9343776, 10062528, 10901072, 12458368, 16351608, 18687552, 20125056, 21802144, 32703216, 37375104, 43604288, 65406432, 87208576, 130812864, 261625728]

約数ペア:

[(1, 261625728), (2, 130812864), (3, 87208576), (4, 65406432), (6, 43604288), (7, 37375104), (8, 32703216), (12, 21802144), (13, 20125056), (14, 18687552), (16, 16351608), (21, 12458368), (24, 10901072), (26, 10062528), (28, 9343776), (32, 8175804), (39, 6708352), (42, 6229184), (48, 5450536), (52, 5031264), (56, 4671888), (64, 4087902), (78, 3354176), (84, 3114592), (91, 2875008), (96, 2725268), (104, 2515632), (112, 2335944), (128, 2043951), (156, 1677088), (168, 1557296), (182, 1437504), (192, 1362634), (208, 1257816), (224, 1167972), (273, 958336), (312, 838544), (336, 778648), (364, 718752), (384, 681317), (416, 628908), (448, 583986), (546, 479168), (624, 419272), (672, 389324), (728, 359376), (832, 314454), (896, 291993), (1092, 239584), (1248, 209636), (1344, 194662), (1456, 179688), (1664, 157227), (2184, 119792), (2496, 104818), (2688, 97331), (2912, 89844), (4368, 59896), (4992, 52409), (5824, 44922), (7487, 34944), (8736, 29948), (11648, 22461), (14974, 17472)]