20131186560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{82559}}^1$

素因数の和:82708

約数の個数: 128

約数和(自身を含む): 64674201600

約数和(自身を除く): 44543015040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1270, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 8128, 10160, 12192, 15240, 16256, 20320, 24384, 30480, 40640, 48768, 60960, 81280, 82559, 121920, 165118, 243840, 247677, 330236, 412795, 495354, 660472, 825590, 990708, 1238385, 1320944, 1651180, 1981416, 2476770, 2641888, 3302360, 3962832, 4953540, 5283776, 6604720, 7925664, 9907080, 10484993, 10567552, 13209440, 15851328, 19814160, 20969986, 26418880, 31454979, 31702656, 39628320, 41939972, 52424965, 52837760, 62909958, 79256640, 83879944, 104849930, 125819916, 157274895, 158513280, 167759888, 209699860, 251639832, 314549790, 335519776, 419399720, 503279664, 629099580, 671039552, 838799440, 1006559328, 1258199160, 1342079104, 1677598880, 2013118656, 2516398320, 3355197760, 4026237312, 5032796640, 6710395520, 10065593280, 20131186560]

約数ペア:

[(1, 20131186560), (2, 10065593280), (3, 6710395520), (4, 5032796640), (5, 4026237312), (6, 3355197760), (8, 2516398320), (10, 2013118656), (12, 1677598880), (15, 1342079104), (16, 1258199160), (20, 1006559328), (24, 838799440), (30, 671039552), (32, 629099580), (40, 503279664), (48, 419399720), (60, 335519776), (64, 314549790), (80, 251639832), (96, 209699860), (120, 167759888), (127, 158513280), (128, 157274895), (160, 125819916), (192, 104849930), (240, 83879944), (254, 79256640), (320, 62909958), (381, 52837760), (384, 52424965), (480, 41939972), (508, 39628320), (635, 31702656), (640, 31454979), (762, 26418880), (960, 20969986), (1016, 19814160), (1270, 15851328), (1524, 13209440), (1905, 10567552), (1920, 10484993), (2032, 9907080), (2540, 7925664), (3048, 6604720), (3810, 5283776), (4064, 4953540), (5080, 3962832), (6096, 3302360), (7620, 2641888), (8128, 2476770), (10160, 1981416), (12192, 1651180), (15240, 1320944), (16256, 1238385), (20320, 990708), (24384, 825590), (30480, 660472), (40640, 495354), (48768, 412795), (60960, 330236), (81280, 247677), (82559, 243840), (121920, 165118)]