20518030080

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31247}}^1$

素因数の和:31296

約数の個数: 288

約数和(自身を含む): 76645094400

約数和(自身を除く): 56127064320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 768, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2304, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 3840, 4104, 4320, 4560, 4864, 5130, 5472, 5760, 6080, 6840, 6912, 7296, 8208, 8640, 9120, 10260, 10944, 11520, 12160, 13680, 14592, 16416, 17280, 18240, 20520, 21888, 24320, 27360, 31247, 32832, 34560, 36480, 41040, 43776, 54720, 62494, 65664, 72960, 82080, 93741, 109440, 124988, 131328, 156235, 164160, 187482, 218880, 249976, 281223, 312470, 328320, 374964, 468705, 499952, 562446, 593693, 624940, 656640, 749928, 843669, 937410, 999904, 1124892, 1187386, 1249880, 1406115, 1499856, 1687338, 1781079, 1874820, 1999808, 2249784, 2374772, 2499760, 2812230, 2968465, 2999712, 3374676, 3562158, 3749640, 3999616, 4218345, 4499568, 4749544, 4999520, 5343237, 5624460, 5936930, 5999424, 6749352, 7124316, 7499280, 7999232, 8436690, 8905395, 8999136, 9499088, 9999040, 10686474, 11248920, 11873860, 11998848, 13498704, 14248632, 14998560, 16029711, 16873380, 17810790, 17998272, 18998176, 19998080, 21372948, 22497840, 23747720, 23997696, 26716185, 26997408, 28497264, 29997120, 32059422, 33746760, 35621580, 35996544, 37996352, 39996160, 42745896, 44995680, 47495440, 53432370, 53994816, 56994528, 59994240, 64118844, 67493520, 71243160, 71993088, 75992704, 80148555, 85491792, 89991360, 94990880, 106864740, 107989632, 113989056, 119988480, 128237688, 134987040, 142486320, 151985408, 160297110, 170983584, 179982720, 189981760, 213729480, 215979264, 227978112, 256475376, 269974080, 284972640, 320594220, 341967168, 359965440, 379963520, 427458960, 455956224, 512950752, 539948160, 569945280, 641188440, 683934336, 759927040, 854917920, 1025901504, 1079896320, 1139890560, 1282376880, 1367868672, 1709835840, 2051803008, 2279781120, 2564753760, 3419671680, 4103606016, 5129507520, 6839343360, 10259015040, 20518030080]

約数ペア:

[(1, 20518030080), (2, 10259015040), (3, 6839343360), (4, 5129507520), (5, 4103606016), (6, 3419671680), (8, 2564753760), (9, 2279781120), (10, 2051803008), (12, 1709835840), (15, 1367868672), (16, 1282376880), (18, 1139890560), (19, 1079896320), (20, 1025901504), (24, 854917920), (27, 759927040), (30, 683934336), (32, 641188440), (36, 569945280), (38, 539948160), (40, 512950752), (45, 455956224), (48, 427458960), (54, 379963520), (57, 359965440), (60, 341967168), (64, 320594220), (72, 284972640), (76, 269974080), (80, 256475376), (90, 227978112), (95, 215979264), (96, 213729480), (108, 189981760), (114, 179982720), (120, 170983584), (128, 160297110), (135, 151985408), (144, 142486320), (152, 134987040), (160, 128237688), (171, 119988480), (180, 113989056), (190, 107989632), (192, 106864740), (216, 94990880), (228, 89991360), (240, 85491792), (256, 80148555), (270, 75992704), (285, 71993088), (288, 71243160), (304, 67493520), (320, 64118844), (342, 59994240), (360, 56994528), (380, 53994816), (384, 53432370), (432, 47495440), (456, 44995680), (480, 42745896), (513, 39996160), (540, 37996352), (570, 35996544), (576, 35621580), (608, 33746760), (640, 32059422), (684, 29997120), (720, 28497264), (760, 26997408), (768, 26716185), (855, 23997696), (864, 23747720), (912, 22497840), (960, 21372948), (1026, 19998080), (1080, 18998176), (1140, 17998272), (1152, 17810790), (1216, 16873380), (1280, 16029711), (1368, 14998560), (1440, 14248632), (1520, 13498704), (1710, 11998848), (1728, 11873860), (1824, 11248920), (1920, 10686474), (2052, 9999040), (2160, 9499088), (2280, 8999136), (2304, 8905395), (2432, 8436690), (2565, 7999232), (2736, 7499280), (2880, 7124316), (3040, 6749352), (3420, 5999424), (3456, 5936930), (3648, 5624460), (3840, 5343237), (4104, 4999520), (4320, 4749544), (4560, 4499568), (4864, 4218345), (5130, 3999616), (5472, 3749640), (5760, 3562158), (6080, 3374676), (6840, 2999712), (6912, 2968465), (7296, 2812230), (8208, 2499760), (8640, 2374772), (9120, 2249784), (10260, 1999808), (10944, 1874820), (11520, 1781079), (12160, 1687338), (13680, 1499856), (14592, 1406115), (16416, 1249880), (17280, 1187386), (18240, 1124892), (20520, 999904), (21888, 937410), (24320, 843669), (27360, 749928), (31247, 656640), (32832, 624940), (34560, 593693), (36480, 562446), (41040, 499952), (43776, 468705), (54720, 374964), (62494, 328320), (65664, 312470), (72960, 281223), (82080, 249976), (93741, 218880), (109440, 187482), (124988, 164160), (131328, 156235)]