123449920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2063}}^1$

素因数の和:2108

約数の個数: 112

約数和(自身を含む): 339717888

約数和(自身を除く): 216267968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1360, 1496, 1760, 1870, 2063, 2720, 2992, 3520, 3740, 4126, 5440, 5984, 7480, 8252, 10315, 11968, 14960, 16504, 20630, 22693, 29920, 33008, 35071, 41260, 45386, 59840, 66016, 70142, 82520, 90772, 113465, 132032, 140284, 165040, 175355, 181544, 226930, 280568, 330080, 350710, 363088, 385781, 453860, 561136, 660160, 701420, 726176, 771562, 907720, 1122272, 1402840, 1452352, 1543124, 1815440, 1928905, 2244544, 2805680, 3086248, 3630880, 3857810, 5611360, 6172496, 7261760, 7715620, 11222720, 12344992, 15431240, 24689984, 30862480, 61724960, 123449920]

約数ペア:

[(1, 123449920), (2, 61724960), (4, 30862480), (5, 24689984), (8, 15431240), (10, 12344992), (11, 11222720), (16, 7715620), (17, 7261760), (20, 6172496), (22, 5611360), (32, 3857810), (34, 3630880), (40, 3086248), (44, 2805680), (55, 2244544), (64, 1928905), (68, 1815440), (80, 1543124), (85, 1452352), (88, 1402840), (110, 1122272), (136, 907720), (160, 771562), (170, 726176), (176, 701420), (187, 660160), (220, 561136), (272, 453860), (320, 385781), (340, 363088), (352, 350710), (374, 330080), (440, 280568), (544, 226930), (680, 181544), (704, 175355), (748, 165040), (880, 140284), (935, 132032), (1088, 113465), (1360, 90772), (1496, 82520), (1760, 70142), (1870, 66016), (2063, 59840), (2720, 45386), (2992, 41260), (3520, 35071), (3740, 33008), (4126, 29920), (5440, 22693), (5984, 20630), (7480, 16504), (8252, 14960), (10315, 11968)]