1997415360

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^2$

素因数の和:320

約数の個数: 252

約数和(自身を含む): 7085841048

約数和(自身を除く): 5088425688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 127, 129, 144, 160, 172, 180, 192, 215, 240, 254, 258, 288, 320, 344, 360, 381, 387, 430, 480, 508, 516, 576, 635, 645, 688, 720, 762, 774, 860, 960, 1016, 1032, 1143, 1270, 1290, 1376, 1440, 1524, 1548, 1720, 1905, 1935, 2032, 2064, 2286, 2540, 2580, 2752, 2880, 3048, 3096, 3440, 3810, 3870, 4064, 4128, 4572, 5080, 5160, 5461, 5715, 6096, 6192, 6880, 7620, 7740, 8128, 8256, 9144, 10160, 10320, 10922, 11430, 12192, 12384, 13760, 15240, 15480, 16129, 16383, 18288, 20320, 20640, 21844, 22860, 24384, 24768, 27305, 30480, 30960, 32258, 32766, 36576, 40640, 41280, 43688, 45720, 48387, 49149, 54610, 60960, 61920, 64516, 65532, 73152, 80645, 81915, 87376, 91440, 96774, 98298, 109220, 121920, 123840, 129032, 131064, 145161, 161290, 163830, 174752, 182880, 193548, 196596, 218440, 241935, 245745, 258064, 262128, 290322, 322580, 327660, 349504, 365760, 387096, 393192, 436880, 483870, 491490, 516128, 524256, 580644, 645160, 655320, 693547, 725805, 774192, 786384, 873760, 967740, 982980, 1032256, 1048512, 1161288, 1290320, 1310640, 1387094, 1451610, 1548384, 1572768, 1747520, 1935480, 1965960, 2080641, 2322576, 2580640, 2621280, 2774188, 2903220, 3096768, 3145536, 3467735, 3870960, 3931920, 4161282, 4645152, 5161280, 5242560, 5548376, 5806440, 6241923, 6935470, 7741920, 7863840, 8322564, 9290304, 10403205, 11096752, 11612880, 12483846, 13870940, 15483840, 15727680, 16645128, 20806410, 22193504, 23225760, 24967692, 27741880, 31209615, 33290256, 41612820, 44387008, 46451520, 49935384, 55483760, 62419230, 66580512, 83225640, 99870768, 110967520, 124838460, 133161024, 166451280, 199741536, 221935040, 249676920, 332902560, 399483072, 499353840, 665805120, 998707680, 1997415360]

約数ペア:

[(1, 1997415360), (2, 998707680), (3, 665805120), (4, 499353840), (5, 399483072), (6, 332902560), (8, 249676920), (9, 221935040), (10, 199741536), (12, 166451280), (15, 133161024), (16, 124838460), (18, 110967520), (20, 99870768), (24, 83225640), (30, 66580512), (32, 62419230), (36, 55483760), (40, 49935384), (43, 46451520), (45, 44387008), (48, 41612820), (60, 33290256), (64, 31209615), (72, 27741880), (80, 24967692), (86, 23225760), (90, 22193504), (96, 20806410), (120, 16645128), (127, 15727680), (129, 15483840), (144, 13870940), (160, 12483846), (172, 11612880), (180, 11096752), (192, 10403205), (215, 9290304), (240, 8322564), (254, 7863840), (258, 7741920), (288, 6935470), (320, 6241923), (344, 5806440), (360, 5548376), (381, 5242560), (387, 5161280), (430, 4645152), (480, 4161282), (508, 3931920), (516, 3870960), (576, 3467735), (635, 3145536), (645, 3096768), (688, 2903220), (720, 2774188), (762, 2621280), (774, 2580640), (860, 2322576), (960, 2080641), (1016, 1965960), (1032, 1935480), (1143, 1747520), (1270, 1572768), (1290, 1548384), (1376, 1451610), (1440, 1387094), (1524, 1310640), (1548, 1290320), (1720, 1161288), (1905, 1048512), (1935, 1032256), (2032, 982980), (2064, 967740), (2286, 873760), (2540, 786384), (2580, 774192), (2752, 725805), (2880, 693547), (3048, 655320), (3096, 645160), (3440, 580644), (3810, 524256), (3870, 516128), (4064, 491490), (4128, 483870), (4572, 436880), (5080, 393192), (5160, 387096), (5461, 365760), (5715, 349504), (6096, 327660), (6192, 322580), (6880, 290322), (7620, 262128), (7740, 258064), (8128, 245745), (8256, 241935), (9144, 218440), (10160, 196596), (10320, 193548), (10922, 182880), (11430, 174752), (12192, 163830), (12384, 161290), (13760, 145161), (15240, 131064), (15480, 129032), (16129, 123840), (16383, 121920), (18288, 109220), (20320, 98298), (20640, 96774), (21844, 91440), (22860, 87376), (24384, 81915), (24768, 80645), (27305, 73152), (30480, 65532), (30960, 64516), (32258, 61920), (32766, 60960), (36576, 54610), (40640, 49149), (41280, 48387), (43688, 45720)]