638660160

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:602

約数の個数: 224

約数和(自身を含む): 2270638080

約数和(自身を除く): 1631977920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 193, 216, 240, 270, 288, 320, 360, 383, 386, 432, 480, 540, 576, 579, 720, 766, 772, 864, 960, 965, 1080, 1149, 1158, 1440, 1532, 1544, 1728, 1737, 1915, 1930, 2160, 2298, 2316, 2880, 2895, 3064, 3088, 3447, 3474, 3830, 3860, 4320, 4596, 4632, 5211, 5745, 5790, 6128, 6176, 6894, 6948, 7660, 7720, 8640, 8685, 9192, 9264, 10341, 10422, 11490, 11580, 12256, 12352, 13788, 13896, 15320, 15440, 17235, 17370, 18384, 18528, 20682, 20844, 22980, 23160, 24512, 26055, 27576, 27792, 30640, 30880, 34470, 34740, 36768, 37056, 41364, 41688, 45960, 46320, 51705, 52110, 55152, 55584, 61280, 61760, 68940, 69480, 73536, 73919, 82728, 83376, 91920, 92640, 103410, 104220, 110304, 111168, 122560, 137880, 138960, 147838, 165456, 166752, 183840, 185280, 206820, 208440, 220608, 221757, 275760, 277920, 295676, 330912, 333504, 367680, 369595, 413640, 416880, 443514, 551520, 555840, 591352, 661824, 665271, 739190, 827280, 833760, 887028, 1103040, 1108785, 1182704, 1330542, 1478380, 1654560, 1667520, 1774056, 1995813, 2217570, 2365408, 2661084, 2956760, 3309120, 3326355, 3548112, 3991626, 4435140, 4730816, 5322168, 5913520, 6652710, 7096224, 7983252, 8870280, 9979065, 10644336, 11827040, 13305420, 14192448, 15966504, 17740560, 19958130, 21288672, 23654080, 26610840, 31933008, 35481120, 39916260, 42577344, 53221680, 63866016, 70962240, 79832520, 106443360, 127732032, 159665040, 212886720, 319330080, 638660160]

約数ペア:

[(1, 638660160), (2, 319330080), (3, 212886720), (4, 159665040), (5, 127732032), (6, 106443360), (8, 79832520), (9, 70962240), (10, 63866016), (12, 53221680), (15, 42577344), (16, 39916260), (18, 35481120), (20, 31933008), (24, 26610840), (27, 23654080), (30, 21288672), (32, 19958130), (36, 17740560), (40, 15966504), (45, 14192448), (48, 13305420), (54, 11827040), (60, 10644336), (64, 9979065), (72, 8870280), (80, 7983252), (90, 7096224), (96, 6652710), (108, 5913520), (120, 5322168), (135, 4730816), (144, 4435140), (160, 3991626), (180, 3548112), (192, 3326355), (193, 3309120), (216, 2956760), (240, 2661084), (270, 2365408), (288, 2217570), (320, 1995813), (360, 1774056), (383, 1667520), (386, 1654560), (432, 1478380), (480, 1330542), (540, 1182704), (576, 1108785), (579, 1103040), (720, 887028), (766, 833760), (772, 827280), (864, 739190), (960, 665271), (965, 661824), (1080, 591352), (1149, 555840), (1158, 551520), (1440, 443514), (1532, 416880), (1544, 413640), (1728, 369595), (1737, 367680), (1915, 333504), (1930, 330912), (2160, 295676), (2298, 277920), (2316, 275760), (2880, 221757), (2895, 220608), (3064, 208440), (3088, 206820), (3447, 185280), (3474, 183840), (3830, 166752), (3860, 165456), (4320, 147838), (4596, 138960), (4632, 137880), (5211, 122560), (5745, 111168), (5790, 110304), (6128, 104220), (6176, 103410), (6894, 92640), (6948, 91920), (7660, 83376), (7720, 82728), (8640, 73919), (8685, 73536), (9192, 69480), (9264, 68940), (10341, 61760), (10422, 61280), (11490, 55584), (11580, 55152), (12256, 52110), (12352, 51705), (13788, 46320), (13896, 45960), (15320, 41688), (15440, 41364), (17235, 37056), (17370, 36768), (18384, 34740), (18528, 34470), (20682, 30880), (20844, 30640), (22980, 27792), (23160, 27576), (24512, 26055)]