120895840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 328714848

約数和(自身を除く): 207819008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 169, 170, 208, 221, 260, 263, 272, 338, 340, 416, 442, 520, 526, 544, 676, 680, 845, 884, 1040, 1052, 1105, 1315, 1352, 1360, 1690, 1768, 2080, 2104, 2210, 2630, 2704, 2720, 2873, 3380, 3419, 3536, 4208, 4420, 4471, 5260, 5408, 5746, 6760, 6838, 7072, 8416, 8840, 8942, 10520, 11492, 13520, 13676, 14365, 17095, 17680, 17884, 21040, 22355, 22984, 27040, 27352, 28730, 34190, 35360, 35768, 42080, 44447, 44710, 45968, 54704, 57460, 58123, 68380, 71536, 88894, 89420, 91936, 109408, 114920, 116246, 136760, 143072, 177788, 178840, 222235, 229840, 232492, 273520, 290615, 355576, 357680, 444470, 459680, 464984, 547040, 581230, 711152, 715360, 755599, 888940, 929968, 1162460, 1422304, 1511198, 1777880, 1859936, 2324920, 3022396, 3555760, 3777995, 4649840, 6044792, 7111520, 7555990, 9299680, 12089584, 15111980, 24179168, 30223960, 60447920, 120895840]

約数ペア:

[(1, 120895840), (2, 60447920), (4, 30223960), (5, 24179168), (8, 15111980), (10, 12089584), (13, 9299680), (16, 7555990), (17, 7111520), (20, 6044792), (26, 4649840), (32, 3777995), (34, 3555760), (40, 3022396), (52, 2324920), (65, 1859936), (68, 1777880), (80, 1511198), (85, 1422304), (104, 1162460), (130, 929968), (136, 888940), (160, 755599), (169, 715360), (170, 711152), (208, 581230), (221, 547040), (260, 464984), (263, 459680), (272, 444470), (338, 357680), (340, 355576), (416, 290615), (442, 273520), (520, 232492), (526, 229840), (544, 222235), (676, 178840), (680, 177788), (845, 143072), (884, 136760), (1040, 116246), (1052, 114920), (1105, 109408), (1315, 91936), (1352, 89420), (1360, 88894), (1690, 71536), (1768, 68380), (2080, 58123), (2104, 57460), (2210, 54704), (2630, 45968), (2704, 44710), (2720, 44447), (2873, 42080), (3380, 35768), (3419, 35360), (3536, 34190), (4208, 28730), (4420, 27352), (4471, 27040), (5260, 22984), (5408, 22355), (5746, 21040), (6760, 17884), (6838, 17680), (7072, 17095), (8416, 14365), (8840, 13676), (8942, 13520), (10520, 11492)]