1320542080

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:397

約数の個数: 256

約数和(自身を含む): 3800079360

約数和(自身を除く): 2479537280

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 47, 52, 55, 64, 65, 80, 88, 94, 104, 110, 128, 130, 143, 160, 176, 188, 208, 220, 235, 260, 286, 307, 320, 352, 376, 416, 440, 470, 517, 520, 572, 611, 614, 640, 704, 715, 752, 832, 880, 940, 1034, 1040, 1144, 1222, 1228, 1408, 1430, 1504, 1535, 1664, 1760, 1880, 2068, 2080, 2288, 2444, 2456, 2585, 2860, 3008, 3055, 3070, 3377, 3520, 3760, 3991, 4136, 4160, 4576, 4888, 4912, 5170, 5720, 6016, 6110, 6140, 6721, 6754, 7040, 7520, 7982, 8272, 8320, 9152, 9776, 9824, 10340, 11440, 12220, 12280, 13442, 13508, 14429, 15040, 15964, 16544, 16885, 18304, 19552, 19648, 19955, 20680, 22880, 24440, 24560, 26884, 27016, 28858, 30080, 31928, 33088, 33605, 33770, 39104, 39296, 39910, 41360, 43901, 45760, 48880, 49120, 53768, 54032, 57716, 63856, 66176, 67210, 67540, 72145, 78208, 79820, 82720, 87802, 91520, 97760, 98240, 107536, 108064, 115432, 127712, 134420, 135080, 144290, 158719, 159640, 165440, 175604, 187577, 195520, 196480, 215072, 216128, 219505, 230864, 255424, 268840, 270160, 288580, 317438, 319280, 330880, 351208, 375154, 391040, 430144, 432256, 439010, 461728, 510848, 537680, 540320, 577160, 634876, 638560, 702416, 750308, 793595, 860288, 878020, 923456, 937885, 1075360, 1080640, 1154320, 1269752, 1277120, 1404832, 1500616, 1587190, 1756040, 1846912, 1875770, 2063347, 2150720, 2161280, 2308640, 2539504, 2554240, 2809664, 3001232, 3174380, 3512080, 3751540, 4126694, 4301440, 4617280, 5079008, 5619328, 6002464, 6348760, 7024160, 7503080, 8253388, 9234560, 10158016, 10316735, 12004928, 12697520, 14048320, 15006160, 16506776, 20316032, 20633470, 24009856, 25395040, 28096640, 30012320, 33013552, 41266940, 50790080, 60024640, 66027104, 82533880, 101580160, 120049280, 132054208, 165067760, 264108416, 330135520, 660271040, 1320542080]

約数ペア:

[(1, 1320542080), (2, 660271040), (4, 330135520), (5, 264108416), (8, 165067760), (10, 132054208), (11, 120049280), (13, 101580160), (16, 82533880), (20, 66027104), (22, 60024640), (26, 50790080), (32, 41266940), (40, 33013552), (44, 30012320), (47, 28096640), (52, 25395040), (55, 24009856), (64, 20633470), (65, 20316032), (80, 16506776), (88, 15006160), (94, 14048320), (104, 12697520), (110, 12004928), (128, 10316735), (130, 10158016), (143, 9234560), (160, 8253388), (176, 7503080), (188, 7024160), (208, 6348760), (220, 6002464), (235, 5619328), (260, 5079008), (286, 4617280), (307, 4301440), (320, 4126694), (352, 3751540), (376, 3512080), (416, 3174380), (440, 3001232), (470, 2809664), (517, 2554240), (520, 2539504), (572, 2308640), (611, 2161280), (614, 2150720), (640, 2063347), (704, 1875770), (715, 1846912), (752, 1756040), (832, 1587190), (880, 1500616), (940, 1404832), (1034, 1277120), (1040, 1269752), (1144, 1154320), (1222, 1080640), (1228, 1075360), (1408, 937885), (1430, 923456), (1504, 878020), (1535, 860288), (1664, 793595), (1760, 750308), (1880, 702416), (2068, 638560), (2080, 634876), (2288, 577160), (2444, 540320), (2456, 537680), (2585, 510848), (2860, 461728), (3008, 439010), (3055, 432256), (3070, 430144), (3377, 391040), (3520, 375154), (3760, 351208), (3991, 330880), (4136, 319280), (4160, 317438), (4576, 288580), (4888, 270160), (4912, 268840), (5170, 255424), (5720, 230864), (6016, 219505), (6110, 216128), (6140, 215072), (6721, 196480), (6754, 195520), (7040, 187577), (7520, 175604), (7982, 165440), (8272, 159640), (8320, 158719), (9152, 144290), (9776, 135080), (9824, 134420), (10340, 127712), (11440, 115432), (12220, 108064), (12280, 107536), (13442, 98240), (13508, 97760), (14429, 91520), (15040, 87802), (15964, 82720), (16544, 79820), (16885, 78208), (18304, 72145), (19552, 67540), (19648, 67210), (19955, 66176), (20680, 63856), (22880, 57716), (24440, 54032), (24560, 53768), (26884, 49120), (27016, 48880), (28858, 45760), (30080, 43901), (31928, 41360), (33088, 39910), (33605, 39296), (33770, 39104)]