689818080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 288

約数和(自身を含む): 2557941120

約数和(自身を除く): 1868123040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 139, 140, 147, 160, 168, 196, 210, 211, 224, 240, 245, 278, 280, 294, 336, 392, 417, 420, 422, 480, 490, 556, 560, 588, 633, 672, 695, 735, 784, 834, 840, 844, 973, 980, 1055, 1112, 1120, 1176, 1266, 1390, 1470, 1477, 1568, 1668, 1680, 1688, 1946, 1960, 2085, 2110, 2224, 2352, 2532, 2780, 2919, 2940, 2954, 3165, 3336, 3360, 3376, 3892, 3920, 4170, 4220, 4431, 4448, 4704, 4865, 5064, 5560, 5838, 5880, 5908, 6330, 6672, 6752, 6811, 7385, 7784, 7840, 8340, 8440, 8862, 9730, 10128, 10339, 11120, 11676, 11760, 11816, 12660, 13344, 13622, 14595, 14770, 15568, 16680, 16880, 17724, 19460, 20256, 20433, 20678, 22155, 22240, 23352, 23520, 23632, 25320, 27244, 29190, 29329, 29540, 31017, 31136, 33360, 33760, 34055, 35448, 38920, 40866, 41356, 44310, 46704, 47264, 50640, 51695, 54488, 58380, 58658, 59080, 62034, 66720, 68110, 70896, 77840, 81732, 82712, 87987, 88620, 93408, 101280, 102165, 103390, 108976, 116760, 117316, 118160, 124068, 136220, 141792, 146645, 155085, 155680, 163464, 165424, 175974, 177240, 204330, 205303, 206780, 217952, 233520, 234632, 236320, 248136, 272440, 293290, 310170, 326928, 330848, 351948, 354480, 408660, 410606, 413560, 439935, 467040, 469264, 496272, 544880, 586580, 615909, 620340, 653856, 703896, 708960, 817320, 821212, 827120, 879870, 938528, 992544, 1026515, 1089760, 1173160, 1231818, 1240680, 1407792, 1437121, 1634640, 1642424, 1654240, 1759740, 2053030, 2346320, 2463636, 2481360, 2815584, 2874242, 3079545, 3269280, 3284848, 3519480, 4106060, 4311363, 4692640, 4927272, 4962720, 5748484, 6159090, 6569696, 7038960, 7185605, 8212120, 8622726, 9854544, 11496968, 12318180, 14077920, 14371210, 16424240, 17245452, 19709088, 21556815, 22993936, 24636360, 28742420, 32848480, 34490904, 43113630, 45987872, 49272720, 57484840, 68981808, 86227260, 98545440, 114969680, 137963616, 172454520, 229939360, 344909040, 689818080]

約数ペア:

[(1, 689818080), (2, 344909040), (3, 229939360), (4, 172454520), (5, 137963616), (6, 114969680), (7, 98545440), (8, 86227260), (10, 68981808), (12, 57484840), (14, 49272720), (15, 45987872), (16, 43113630), (20, 34490904), (21, 32848480), (24, 28742420), (28, 24636360), (30, 22993936), (32, 21556815), (35, 19709088), (40, 17245452), (42, 16424240), (48, 14371210), (49, 14077920), (56, 12318180), (60, 11496968), (70, 9854544), (80, 8622726), (84, 8212120), (96, 7185605), (98, 7038960), (105, 6569696), (112, 6159090), (120, 5748484), (139, 4962720), (140, 4927272), (147, 4692640), (160, 4311363), (168, 4106060), (196, 3519480), (210, 3284848), (211, 3269280), (224, 3079545), (240, 2874242), (245, 2815584), (278, 2481360), (280, 2463636), (294, 2346320), (336, 2053030), (392, 1759740), (417, 1654240), (420, 1642424), (422, 1634640), (480, 1437121), (490, 1407792), (556, 1240680), (560, 1231818), (588, 1173160), (633, 1089760), (672, 1026515), (695, 992544), (735, 938528), (784, 879870), (834, 827120), (840, 821212), (844, 817320), (973, 708960), (980, 703896), (1055, 653856), (1112, 620340), (1120, 615909), (1176, 586580), (1266, 544880), (1390, 496272), (1470, 469264), (1477, 467040), (1568, 439935), (1668, 413560), (1680, 410606), (1688, 408660), (1946, 354480), (1960, 351948), (2085, 330848), (2110, 326928), (2224, 310170), (2352, 293290), (2532, 272440), (2780, 248136), (2919, 236320), (2940, 234632), (2954, 233520), (3165, 217952), (3336, 206780), (3360, 205303), (3376, 204330), (3892, 177240), (3920, 175974), (4170, 165424), (4220, 163464), (4431, 155680), (4448, 155085), (4704, 146645), (4865, 141792), (5064, 136220), (5560, 124068), (5838, 118160), (5880, 117316), (5908, 116760), (6330, 108976), (6672, 103390), (6752, 102165), (6811, 101280), (7385, 93408), (7784, 88620), (7840, 87987), (8340, 82712), (8440, 81732), (8862, 77840), (9730, 70896), (10128, 68110), (10339, 66720), (11120, 62034), (11676, 59080), (11760, 58658), (11816, 58380), (12660, 54488), (13344, 51695), (13622, 50640), (14595, 47264), (14770, 46704), (15568, 44310), (16680, 41356), (16880, 40866), (17724, 38920), (19460, 35448), (20256, 34055), (20433, 33760), (20678, 33360), (22155, 31136), (22240, 31017), (23352, 29540), (23520, 29329), (23632, 29190), (25320, 27244)]