2018512720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:585

約数の個数: 160

約数和(自身を含む): 5499648000

約数和(自身を除く): 3481135280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 80, 112, 118, 140, 199, 236, 280, 295, 307, 398, 413, 472, 560, 590, 614, 796, 826, 944, 995, 1180, 1228, 1393, 1535, 1592, 1652, 1990, 2065, 2149, 2360, 2456, 2786, 3070, 3184, 3304, 3980, 4130, 4298, 4720, 4912, 5572, 6140, 6608, 6965, 7960, 8260, 8596, 10745, 11144, 11741, 12280, 13930, 15920, 16520, 17192, 18113, 21490, 22288, 23482, 24560, 27860, 33040, 34384, 36226, 42980, 46964, 55720, 58705, 61093, 72452, 82187, 85960, 90565, 93928, 111440, 117410, 122186, 126791, 144904, 164374, 171920, 181130, 187856, 234820, 244372, 253582, 289808, 305465, 328748, 362260, 410935, 427651, 469640, 488744, 507164, 610930, 633955, 657496, 724520, 821870, 855302, 939280, 977488, 1014328, 1221860, 1267910, 1314992, 1449040, 1643740, 1710604, 2028656, 2138255, 2443720, 2535820, 3287480, 3421208, 3604487, 4276510, 4887440, 5071640, 6574960, 6842416, 7208974, 8553020, 10143280, 14417948, 17106040, 18022435, 25231409, 28835896, 34212080, 36044870, 50462818, 57671792, 72089740, 100925636, 126157045, 144179480, 201851272, 252314090, 288358960, 403702544, 504628180, 1009256360, 2018512720]

約数ペア:

[(1, 2018512720), (2, 1009256360), (4, 504628180), (5, 403702544), (7, 288358960), (8, 252314090), (10, 201851272), (14, 144179480), (16, 126157045), (20, 100925636), (28, 72089740), (35, 57671792), (40, 50462818), (56, 36044870), (59, 34212080), (70, 28835896), (80, 25231409), (112, 18022435), (118, 17106040), (140, 14417948), (199, 10143280), (236, 8553020), (280, 7208974), (295, 6842416), (307, 6574960), (398, 5071640), (413, 4887440), (472, 4276510), (560, 3604487), (590, 3421208), (614, 3287480), (796, 2535820), (826, 2443720), (944, 2138255), (995, 2028656), (1180, 1710604), (1228, 1643740), (1393, 1449040), (1535, 1314992), (1592, 1267910), (1652, 1221860), (1990, 1014328), (2065, 977488), (2149, 939280), (2360, 855302), (2456, 821870), (2786, 724520), (3070, 657496), (3184, 633955), (3304, 610930), (3980, 507164), (4130, 488744), (4298, 469640), (4720, 427651), (4912, 410935), (5572, 362260), (6140, 328748), (6608, 305465), (6965, 289808), (7960, 253582), (8260, 244372), (8596, 234820), (10745, 187856), (11144, 181130), (11741, 171920), (12280, 164374), (13930, 144904), (15920, 126791), (16520, 122186), (17192, 117410), (18113, 111440), (21490, 93928), (22288, 90565), (23482, 85960), (24560, 82187), (27860, 72452), (33040, 61093), (34384, 58705), (36226, 55720), (42980, 46964)]