68576640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 253808640

約数和(自身を除く): 185232000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 128, 132, 136, 160, 165, 170, 176, 187, 191, 192, 204, 220, 240, 255, 264, 272, 320, 330, 340, 352, 374, 382, 384, 408, 440, 480, 510, 528, 544, 561, 573, 640, 660, 680, 704, 748, 764, 816, 880, 935, 955, 960, 1020, 1056, 1088, 1122, 1146, 1320, 1360, 1408, 1496, 1528, 1632, 1760, 1870, 1910, 1920, 2040, 2101, 2112, 2176, 2244, 2292, 2640, 2720, 2805, 2865, 2992, 3056, 3247, 3264, 3520, 3740, 3820, 4080, 4202, 4224, 4488, 4584, 5280, 5440, 5610, 5730, 5984, 6112, 6303, 6494, 6528, 7040, 7480, 7640, 8160, 8404, 8976, 9168, 9741, 10505, 10560, 10880, 11220, 11460, 11968, 12224, 12606, 12988, 14960, 15280, 16235, 16320, 16808, 17952, 18336, 19482, 21010, 21120, 22440, 22920, 23936, 24448, 25212, 25976, 29920, 30560, 31515, 32470, 32640, 33616, 35717, 35904, 36672, 38964, 42020, 44880, 45840, 48705, 50424, 51952, 59840, 61120, 63030, 64940, 67232, 71434, 71808, 73344, 77928, 84040, 89760, 91680, 97410, 100848, 103904, 107151, 119680, 122240, 126060, 129880, 134464, 142868, 155856, 168080, 178585, 179520, 183360, 194820, 201696, 207808, 214302, 252120, 259760, 268928, 285736, 311712, 336160, 357170, 359040, 366720, 389640, 403392, 415616, 428604, 504240, 519520, 535755, 571472, 623424, 672320, 714340, 779280, 806784, 857208, 1008480, 1039040, 1071510, 1142944, 1246848, 1344640, 1428680, 1558560, 1714416, 2016960, 2078080, 2143020, 2285888, 2857360, 3117120, 3428832, 4033920, 4286040, 4571776, 5714720, 6234240, 6857664, 8572080, 11429440, 13715328, 17144160, 22858880, 34288320, 68576640]

約数ペア:

[(1, 68576640), (2, 34288320), (3, 22858880), (4, 17144160), (5, 13715328), (6, 11429440), (8, 8572080), (10, 6857664), (11, 6234240), (12, 5714720), (15, 4571776), (16, 4286040), (17, 4033920), (20, 3428832), (22, 3117120), (24, 2857360), (30, 2285888), (32, 2143020), (33, 2078080), (34, 2016960), (40, 1714416), (44, 1558560), (48, 1428680), (51, 1344640), (55, 1246848), (60, 1142944), (64, 1071510), (66, 1039040), (68, 1008480), (80, 857208), (85, 806784), (88, 779280), (96, 714340), (102, 672320), (110, 623424), (120, 571472), (128, 535755), (132, 519520), (136, 504240), (160, 428604), (165, 415616), (170, 403392), (176, 389640), (187, 366720), (191, 359040), (192, 357170), (204, 336160), (220, 311712), (240, 285736), (255, 268928), (264, 259760), (272, 252120), (320, 214302), (330, 207808), (340, 201696), (352, 194820), (374, 183360), (382, 179520), (384, 178585), (408, 168080), (440, 155856), (480, 142868), (510, 134464), (528, 129880), (544, 126060), (561, 122240), (573, 119680), (640, 107151), (660, 103904), (680, 100848), (704, 97410), (748, 91680), (764, 89760), (816, 84040), (880, 77928), (935, 73344), (955, 71808), (960, 71434), (1020, 67232), (1056, 64940), (1088, 63030), (1122, 61120), (1146, 59840), (1320, 51952), (1360, 50424), (1408, 48705), (1496, 45840), (1528, 44880), (1632, 42020), (1760, 38964), (1870, 36672), (1910, 35904), (1920, 35717), (2040, 33616), (2101, 32640), (2112, 32470), (2176, 31515), (2244, 30560), (2292, 29920), (2640, 25976), (2720, 25212), (2805, 24448), (2865, 23936), (2992, 22920), (3056, 22440), (3247, 21120), (3264, 21010), (3520, 19482), (3740, 18336), (3820, 17952), (4080, 16808), (4202, 16320), (4224, 16235), (4488, 15280), (4584, 14960), (5280, 12988), (5440, 12606), (5610, 12224), (5730, 11968), (5984, 11460), (6112, 11220), (6303, 10880), (6494, 10560), (6528, 10505), (7040, 9741), (7480, 9168), (7640, 8976), (8160, 8404)]