78729840

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:197

約数の個数: 320

約数和(自身を含む): 319979520

約数和(自身を除く): 241249680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 108, 112, 120, 123, 126, 127, 135, 140, 144, 164, 168, 180, 189, 205, 210, 216, 240, 246, 252, 254, 270, 280, 287, 315, 328, 336, 360, 369, 378, 381, 410, 420, 432, 492, 504, 508, 540, 560, 574, 615, 630, 635, 656, 720, 738, 756, 762, 820, 840, 861, 889, 945, 984, 1008, 1016, 1080, 1107, 1143, 1148, 1230, 1260, 1270, 1435, 1476, 1512, 1524, 1640, 1680, 1722, 1778, 1845, 1890, 1905, 1968, 2032, 2160, 2214, 2286, 2296, 2460, 2520, 2540, 2583, 2667, 2870, 2952, 3024, 3048, 3280, 3429, 3444, 3556, 3690, 3780, 3810, 4305, 4428, 4445, 4572, 4592, 4920, 5040, 5080, 5166, 5207, 5334, 5535, 5715, 5740, 5904, 6096, 6858, 6888, 7112, 7380, 7560, 7620, 7749, 8001, 8610, 8856, 8890, 9144, 9840, 10160, 10332, 10414, 10668, 11070, 11430, 11480, 12915, 13335, 13716, 13776, 14224, 14760, 15120, 15240, 15498, 15621, 16002, 17145, 17220, 17712, 17780, 18288, 20664, 20828, 21336, 22140, 22860, 22960, 24003, 25830, 26035, 26670, 27432, 29520, 30480, 30996, 31242, 32004, 34290, 34440, 35560, 36449, 38745, 40005, 41328, 41656, 42672, 44280, 45720, 46863, 48006, 51660, 52070, 53340, 54864, 61992, 62484, 64008, 68580, 68880, 71120, 72898, 77490, 78105, 80010, 83312, 88560, 91440, 93726, 96012, 103320, 104140, 106680, 109347, 120015, 123984, 124968, 128016, 137160, 140589, 145796, 154980, 156210, 160020, 182245, 187452, 192024, 206640, 208280, 213360, 218694, 234315, 240030, 249936, 274320, 281178, 291592, 309960, 312420, 320040, 328041, 364490, 374904, 384048, 416560, 437388, 468630, 480060, 546735, 562356, 583184, 619920, 624840, 640080, 656082, 702945, 728980, 749808, 874776, 937260, 960120, 984123, 1093470, 1124712, 1249680, 1312164, 1405890, 1457960, 1640205, 1749552, 1874520, 1920240, 1968246, 2186940, 2249424, 2624328, 2811780, 2915920, 3280410, 3749040, 3936492, 4373880, 4920615, 5248656, 5623560, 6560820, 7872984, 8747760, 9841230, 11247120, 13121640, 15745968, 19682460, 26243280, 39364920, 78729840]

約数ペア:

[(1, 78729840), (2, 39364920), (3, 26243280), (4, 19682460), (5, 15745968), (6, 13121640), (7, 11247120), (8, 9841230), (9, 8747760), (10, 7872984), (12, 6560820), (14, 5623560), (15, 5248656), (16, 4920615), (18, 4373880), (20, 3936492), (21, 3749040), (24, 3280410), (27, 2915920), (28, 2811780), (30, 2624328), (35, 2249424), (36, 2186940), (40, 1968246), (41, 1920240), (42, 1874520), (45, 1749552), (48, 1640205), (54, 1457960), (56, 1405890), (60, 1312164), (63, 1249680), (70, 1124712), (72, 1093470), (80, 984123), (82, 960120), (84, 937260), (90, 874776), (105, 749808), (108, 728980), (112, 702945), (120, 656082), (123, 640080), (126, 624840), (127, 619920), (135, 583184), (140, 562356), (144, 546735), (164, 480060), (168, 468630), (180, 437388), (189, 416560), (205, 384048), (210, 374904), (216, 364490), (240, 328041), (246, 320040), (252, 312420), (254, 309960), (270, 291592), (280, 281178), (287, 274320), (315, 249936), (328, 240030), (336, 234315), (360, 218694), (369, 213360), (378, 208280), (381, 206640), (410, 192024), (420, 187452), (432, 182245), (492, 160020), (504, 156210), (508, 154980), (540, 145796), (560, 140589), (574, 137160), (615, 128016), (630, 124968), (635, 123984), (656, 120015), (720, 109347), (738, 106680), (756, 104140), (762, 103320), (820, 96012), (840, 93726), (861, 91440), (889, 88560), (945, 83312), (984, 80010), (1008, 78105), (1016, 77490), (1080, 72898), (1107, 71120), (1143, 68880), (1148, 68580), (1230, 64008), (1260, 62484), (1270, 61992), (1435, 54864), (1476, 53340), (1512, 52070), (1524, 51660), (1640, 48006), (1680, 46863), (1722, 45720), (1778, 44280), (1845, 42672), (1890, 41656), (1905, 41328), (1968, 40005), (2032, 38745), (2160, 36449), (2214, 35560), (2286, 34440), (2296, 34290), (2460, 32004), (2520, 31242), (2540, 30996), (2583, 30480), (2667, 29520), (2870, 27432), (2952, 26670), (3024, 26035), (3048, 25830), (3280, 24003), (3429, 22960), (3444, 22860), (3556, 22140), (3690, 21336), (3780, 20828), (3810, 20664), (4305, 18288), (4428, 17780), (4445, 17712), (4572, 17220), (4592, 17145), (4920, 16002), (5040, 15621), (5080, 15498), (5166, 15240), (5207, 15120), (5334, 14760), (5535, 14224), (5715, 13776), (5740, 13716), (5904, 13335), (6096, 12915), (6858, 11480), (6888, 11430), (7112, 11070), (7380, 10668), (7560, 10414), (7620, 10332), (7749, 10160), (8001, 9840), (8610, 9144), (8856, 8890)]