639154440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{577}}^1$

素因数の和:792

約数の個数: 192

約数和(自身を含む): 2215427760

約数和(自身を除く): 1576273320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 181, 204, 255, 306, 340, 360, 362, 408, 510, 543, 577, 612, 680, 724, 765, 905, 1020, 1086, 1154, 1224, 1448, 1530, 1629, 1731, 1810, 2040, 2172, 2308, 2715, 2885, 3060, 3077, 3258, 3462, 3620, 4344, 4616, 5193, 5430, 5770, 6120, 6154, 6516, 6924, 7240, 8145, 8655, 9231, 9809, 10386, 10860, 11540, 12308, 13032, 13848, 15385, 16290, 17310, 18462, 19618, 20772, 21720, 23080, 24616, 25965, 27693, 29427, 30770, 32580, 34620, 36924, 39236, 41544, 46155, 49045, 51930, 55386, 58854, 61540, 65160, 69240, 73848, 78472, 88281, 92310, 98090, 103860, 104437, 110772, 117708, 123080, 138465, 147135, 176562, 184620, 196180, 207720, 208874, 221544, 235416, 276930, 294270, 313311, 353124, 369240, 392360, 417748, 441405, 522185, 553860, 588540, 626622, 706248, 835496, 882810, 939933, 1044370, 1107720, 1177080, 1253244, 1566555, 1765620, 1775429, 1879866, 2088740, 2506488, 3133110, 3531240, 3550858, 3759732, 4177480, 4699665, 5326287, 6266220, 7101716, 7519464, 8877145, 9399330, 10652574, 12532440, 14203432, 15978861, 17754290, 18798660, 21305148, 26631435, 31957722, 35508580, 37597320, 42610296, 53262870, 63915444, 71017160, 79894305, 106525740, 127830888, 159788610, 213051480, 319577220, 639154440]

約数ペア:

[(1, 639154440), (2, 319577220), (3, 213051480), (4, 159788610), (5, 127830888), (6, 106525740), (8, 79894305), (9, 71017160), (10, 63915444), (12, 53262870), (15, 42610296), (17, 37597320), (18, 35508580), (20, 31957722), (24, 26631435), (30, 21305148), (34, 18798660), (36, 17754290), (40, 15978861), (45, 14203432), (51, 12532440), (60, 10652574), (68, 9399330), (72, 8877145), (85, 7519464), (90, 7101716), (102, 6266220), (120, 5326287), (136, 4699665), (153, 4177480), (170, 3759732), (180, 3550858), (181, 3531240), (204, 3133110), (255, 2506488), (306, 2088740), (340, 1879866), (360, 1775429), (362, 1765620), (408, 1566555), (510, 1253244), (543, 1177080), (577, 1107720), (612, 1044370), (680, 939933), (724, 882810), (765, 835496), (905, 706248), (1020, 626622), (1086, 588540), (1154, 553860), (1224, 522185), (1448, 441405), (1530, 417748), (1629, 392360), (1731, 369240), (1810, 353124), (2040, 313311), (2172, 294270), (2308, 276930), (2715, 235416), (2885, 221544), (3060, 208874), (3077, 207720), (3258, 196180), (3462, 184620), (3620, 176562), (4344, 147135), (4616, 138465), (5193, 123080), (5430, 117708), (5770, 110772), (6120, 104437), (6154, 103860), (6516, 98090), (6924, 92310), (7240, 88281), (8145, 78472), (8655, 73848), (9231, 69240), (9809, 65160), (10386, 61540), (10860, 58854), (11540, 55386), (12308, 51930), (13032, 49045), (13848, 46155), (15385, 41544), (16290, 39236), (17310, 36924), (18462, 34620), (19618, 32580), (20772, 30770), (21720, 29427), (23080, 27693), (24616, 25965)]