131379360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:727

約数の個数: 192

約数和(自身を含む): 481469184

約数和(自身を除く): 350089824

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, 56, 60, 61, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 168, 183, 210, 224, 240, 244, 280, 305, 336, 366, 420, 427, 480, 488, 560, 610, 641, 672, 732, 840, 854, 915, 976, 1120, 1220, 1281, 1282, 1464, 1680, 1708, 1830, 1923, 1952, 2135, 2440, 2562, 2564, 2928, 3205, 3360, 3416, 3660, 3846, 4270, 4487, 4880, 5124, 5128, 5856, 6405, 6410, 6832, 7320, 7692, 8540, 8974, 9615, 9760, 10248, 10256, 12810, 12820, 13461, 13664, 14640, 15384, 17080, 17948, 19230, 20496, 20512, 22435, 25620, 25640, 26922, 29280, 30768, 34160, 35896, 38460, 39101, 40992, 44870, 51240, 51280, 53844, 61536, 67305, 68320, 71792, 76920, 78202, 89740, 102480, 102560, 107688, 117303, 134610, 143584, 153840, 156404, 179480, 195505, 204960, 215376, 234606, 269220, 273707, 307680, 312808, 358960, 391010, 430752, 469212, 538440, 547414, 586515, 625616, 717920, 782020, 821121, 938424, 1076880, 1094828, 1173030, 1251232, 1368535, 1564040, 1642242, 1876848, 2153760, 2189656, 2346060, 2737070, 3128080, 3284484, 3753696, 4105605, 4379312, 4692120, 5474140, 6256160, 6568968, 8211210, 8758624, 9384240, 10948280, 13137936, 16422420, 18768480, 21896560, 26275872, 32844840, 43793120, 65689680, 131379360]

約数ペア:

[(1, 131379360), (2, 65689680), (3, 43793120), (4, 32844840), (5, 26275872), (6, 21896560), (7, 18768480), (8, 16422420), (10, 13137936), (12, 10948280), (14, 9384240), (15, 8758624), (16, 8211210), (20, 6568968), (21, 6256160), (24, 5474140), (28, 4692120), (30, 4379312), (32, 4105605), (35, 3753696), (40, 3284484), (42, 3128080), (48, 2737070), (56, 2346060), (60, 2189656), (61, 2153760), (70, 1876848), (80, 1642242), (84, 1564040), (96, 1368535), (105, 1251232), (112, 1173030), (120, 1094828), (122, 1076880), (140, 938424), (160, 821121), (168, 782020), (183, 717920), (210, 625616), (224, 586515), (240, 547414), (244, 538440), (280, 469212), (305, 430752), (336, 391010), (366, 358960), (420, 312808), (427, 307680), (480, 273707), (488, 269220), (560, 234606), (610, 215376), (641, 204960), (672, 195505), (732, 179480), (840, 156404), (854, 153840), (915, 143584), (976, 134610), (1120, 117303), (1220, 107688), (1281, 102560), (1282, 102480), (1464, 89740), (1680, 78202), (1708, 76920), (1830, 71792), (1923, 68320), (1952, 67305), (2135, 61536), (2440, 53844), (2562, 51280), (2564, 51240), (2928, 44870), (3205, 40992), (3360, 39101), (3416, 38460), (3660, 35896), (3846, 34160), (4270, 30768), (4487, 29280), (4880, 26922), (5124, 25640), (5128, 25620), (5856, 22435), (6405, 20512), (6410, 20496), (6832, 19230), (7320, 17948), (7692, 17080), (8540, 15384), (8974, 14640), (9615, 13664), (9760, 13461), (10248, 12820), (10256, 12810)]