6667920

素因数分解:

$2^4\times 3^5\times 5^1\times 7^3$

素因数の和:49

約数の個数: 240

約数和(自身を含む): 27081600

約数和(自身を除く): 20413680

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, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 162, 168, 180, 189, 196, 210, 216, 240, 243, 245, 252, 270, 280, 294, 315, 324, 336, 343, 360, 378, 392, 405, 420, 432, 441, 486, 490, 504, 540, 560, 567, 588, 630, 648, 686, 720, 735, 756, 784, 810, 840, 882, 945, 972, 980, 1008, 1029, 1080, 1134, 1176, 1215, 1260, 1296, 1323, 1372, 1470, 1512, 1620, 1680, 1701, 1715, 1764, 1890, 1944, 1960, 2058, 2160, 2205, 2268, 2352, 2430, 2520, 2646, 2744, 2835, 2940, 3024, 3087, 3240, 3402, 3430, 3528, 3780, 3888, 3920, 3969, 4116, 4410, 4536, 4860, 5040, 5145, 5292, 5488, 5670, 5880, 6174, 6480, 6615, 6804, 6860, 7056, 7560, 7938, 8232, 8505, 8820, 9072, 9261, 9720, 10290, 10584, 11340, 11760, 11907, 12348, 13230, 13608, 13720, 15120, 15435, 15876, 16464, 17010, 17640, 18522, 19440, 19845, 20580, 21168, 22680, 23814, 24696, 26460, 27216, 27440, 27783, 30870, 31752, 34020, 35280, 37044, 39690, 41160, 45360, 46305, 47628, 49392, 52920, 55566, 59535, 61740, 63504, 68040, 74088, 79380, 82320, 83349, 92610, 95256, 105840, 111132, 119070, 123480, 136080, 138915, 148176, 158760, 166698, 185220, 190512, 222264, 238140, 246960, 277830, 317520, 333396, 370440, 416745, 444528, 476280, 555660, 666792, 740880, 833490, 952560, 1111320, 1333584, 1666980, 2222640, 3333960, 6667920]

約数ペア:

[(1, 6667920), (2, 3333960), (3, 2222640), (4, 1666980), (5, 1333584), (6, 1111320), (7, 952560), (8, 833490), (9, 740880), (10, 666792), (12, 555660), (14, 476280), (15, 444528), (16, 416745), (18, 370440), (20, 333396), (21, 317520), (24, 277830), (27, 246960), (28, 238140), (30, 222264), (35, 190512), (36, 185220), (40, 166698), (42, 158760), (45, 148176), (48, 138915), (49, 136080), (54, 123480), (56, 119070), (60, 111132), (63, 105840), (70, 95256), (72, 92610), (80, 83349), (81, 82320), (84, 79380), (90, 74088), (98, 68040), (105, 63504), (108, 61740), (112, 59535), (120, 55566), (126, 52920), (135, 49392), (140, 47628), (144, 46305), (147, 45360), (162, 41160), (168, 39690), (180, 37044), (189, 35280), (196, 34020), (210, 31752), (216, 30870), (240, 27783), (243, 27440), (245, 27216), (252, 26460), (270, 24696), (280, 23814), (294, 22680), (315, 21168), (324, 20580), (336, 19845), (343, 19440), (360, 18522), (378, 17640), (392, 17010), (405, 16464), (420, 15876), (432, 15435), (441, 15120), (486, 13720), (490, 13608), (504, 13230), (540, 12348), (560, 11907), (567, 11760), (588, 11340), (630, 10584), (648, 10290), (686, 9720), (720, 9261), (735, 9072), (756, 8820), (784, 8505), (810, 8232), (840, 7938), (882, 7560), (945, 7056), (972, 6860), (980, 6804), (1008, 6615), (1029, 6480), (1080, 6174), (1134, 5880), (1176, 5670), (1215, 5488), (1260, 5292), (1296, 5145), (1323, 5040), (1372, 4860), (1470, 4536), (1512, 4410), (1620, 4116), (1680, 3969), (1701, 3920), (1715, 3888), (1764, 3780), (1890, 3528), (1944, 3430), (1960, 3402), (2058, 3240), (2160, 3087), (2205, 3024), (2268, 2940), (2352, 2835), (2430, 2744), (2520, 2646)]