20160427520

素因数分解:

$2^9\times 5^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1\times {\mathrm{463}}^1$

素因数の和:792

約数の個数: 160

約数和(自身を含む): 49316522112

約数和(自身を除く): 29156094592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 233, 256, 292, 320, 365, 463, 466, 512, 584, 640, 730, 926, 932, 1165, 1168, 1280, 1460, 1852, 1864, 2315, 2330, 2336, 2560, 2920, 3704, 3728, 4630, 4660, 4672, 5840, 7408, 7456, 9260, 9320, 9344, 11680, 14816, 14912, 17009, 18520, 18640, 18688, 23360, 29632, 29824, 33799, 34018, 37040, 37280, 37376, 46720, 59264, 59648, 67598, 68036, 74080, 74560, 85045, 93440, 107879, 118528, 119296, 135196, 136072, 148160, 149120, 168995, 170090, 186880, 215758, 237056, 270392, 272144, 296320, 298240, 337990, 340180, 431516, 539395, 540784, 544288, 592640, 596480, 675980, 680360, 863032, 1078790, 1081568, 1088576, 1185280, 1351960, 1360720, 1726064, 2157580, 2163136, 2177152, 2703920, 2721440, 3452128, 4315160, 4326272, 4354304, 5407840, 5442880, 6904256, 7875167, 8630320, 8652544, 8708608, 10815680, 10885760, 13808512, 15750334, 17260640, 17305088, 21631360, 21771520, 27617024, 31500668, 34521280, 39375835, 43262720, 43543040, 55234048, 63001336, 69042560, 78751670, 86525440, 126002672, 138085120, 157503340, 252005344, 276170240, 315006680, 504010688, 630013360, 1008021376, 1260026720, 2016042752, 2520053440, 4032085504, 5040106880, 10080213760, 20160427520]

約数ペア:

[(1, 20160427520), (2, 10080213760), (4, 5040106880), (5, 4032085504), (8, 2520053440), (10, 2016042752), (16, 1260026720), (20, 1008021376), (32, 630013360), (40, 504010688), (64, 315006680), (73, 276170240), (80, 252005344), (128, 157503340), (146, 138085120), (160, 126002672), (233, 86525440), (256, 78751670), (292, 69042560), (320, 63001336), (365, 55234048), (463, 43543040), (466, 43262720), (512, 39375835), (584, 34521280), (640, 31500668), (730, 27617024), (926, 21771520), (932, 21631360), (1165, 17305088), (1168, 17260640), (1280, 15750334), (1460, 13808512), (1852, 10885760), (1864, 10815680), (2315, 8708608), (2330, 8652544), (2336, 8630320), (2560, 7875167), (2920, 6904256), (3704, 5442880), (3728, 5407840), (4630, 4354304), (4660, 4326272), (4672, 4315160), (5840, 3452128), (7408, 2721440), (7456, 2703920), (9260, 2177152), (9320, 2163136), (9344, 2157580), (11680, 1726064), (14816, 1360720), (14912, 1351960), (17009, 1185280), (18520, 1088576), (18640, 1081568), (18688, 1078790), (23360, 863032), (29632, 680360), (29824, 675980), (33799, 596480), (34018, 592640), (37040, 544288), (37280, 540784), (37376, 539395), (46720, 431516), (59264, 340180), (59648, 337990), (67598, 298240), (68036, 296320), (74080, 272144), (74560, 270392), (85045, 237056), (93440, 215758), (107879, 186880), (118528, 170090), (119296, 168995), (135196, 149120), (136072, 148160)]