81670056

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 241920000

約数和(自身を除く): 160249944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 23, 24, 26, 38, 39, 46, 52, 57, 69, 76, 78, 92, 104, 114, 138, 152, 156, 184, 228, 247, 276, 299, 312, 437, 456, 494, 552, 598, 599, 741, 874, 897, 988, 1196, 1198, 1311, 1482, 1748, 1794, 1797, 1976, 2392, 2396, 2622, 2964, 3496, 3588, 3594, 4792, 5244, 5681, 5928, 7176, 7188, 7787, 10488, 11362, 11381, 13777, 14376, 15574, 17043, 22724, 22762, 23361, 27554, 31148, 34086, 34143, 41331, 45448, 45524, 46722, 55108, 62296, 68172, 68286, 82662, 91048, 93444, 110216, 136344, 136572, 147953, 165324, 179101, 186888, 261763, 273144, 295906, 330648, 358202, 443859, 523526, 537303, 591812, 716404, 785289, 887718, 1047052, 1074606, 1183624, 1432808, 1570578, 1775436, 2094104, 2149212, 3141156, 3402919, 3550872, 4298424, 6282312, 6805838, 10208757, 13611676, 20417514, 27223352, 40835028, 81670056]

約数ペア:

[(1, 81670056), (2, 40835028), (3, 27223352), (4, 20417514), (6, 13611676), (8, 10208757), (12, 6805838), (13, 6282312), (19, 4298424), (23, 3550872), (24, 3402919), (26, 3141156), (38, 2149212), (39, 2094104), (46, 1775436), (52, 1570578), (57, 1432808), (69, 1183624), (76, 1074606), (78, 1047052), (92, 887718), (104, 785289), (114, 716404), (138, 591812), (152, 537303), (156, 523526), (184, 443859), (228, 358202), (247, 330648), (276, 295906), (299, 273144), (312, 261763), (437, 186888), (456, 179101), (494, 165324), (552, 147953), (598, 136572), (599, 136344), (741, 110216), (874, 93444), (897, 91048), (988, 82662), (1196, 68286), (1198, 68172), (1311, 62296), (1482, 55108), (1748, 46722), (1794, 45524), (1797, 45448), (1976, 41331), (2392, 34143), (2396, 34086), (2622, 31148), (2964, 27554), (3496, 23361), (3588, 22762), (3594, 22724), (4792, 17043), (5244, 15574), (5681, 14376), (5928, 13777), (7176, 11381), (7188, 11362), (7787, 10488)]