20727831240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{433}}^1\times {\mathrm{1291}}^1$

素因数の和:1844

約数の個数: 192

約数和(自身を含む): 68229383040

約数和(自身を除く): 47501551800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 206, 309, 360, 412, 433, 515, 618, 824, 866, 927, 1030, 1236, 1291, 1299, 1545, 1732, 1854, 2060, 2165, 2472, 2582, 2598, 3090, 3464, 3708, 3873, 3897, 4120, 4330, 4635, 5164, 5196, 6180, 6455, 6495, 7416, 7746, 7794, 8660, 9270, 10328, 10392, 11619, 12360, 12910, 12990, 15492, 15588, 17320, 18540, 19365, 19485, 23238, 25820, 25980, 30984, 31176, 37080, 38730, 38970, 44599, 46476, 51640, 51960, 58095, 77460, 77940, 89198, 92952, 116190, 132973, 133797, 154920, 155880, 178396, 222995, 232380, 265946, 267594, 356792, 398919, 401391, 445990, 464760, 531892, 535188, 559003, 664865, 668985, 797838, 802782, 891980, 1063784, 1070376, 1118006, 1196757, 1329730, 1337970, 1595676, 1605564, 1677009, 1783960, 1994595, 2006955, 2236012, 2393514, 2659460, 2675940, 2795015, 3191352, 3211128, 3354018, 3989190, 4013910, 4472024, 4787028, 5031027, 5318920, 5351880, 5590030, 5983785, 6708036, 7978380, 8027820, 8385045, 9574056, 10062054, 11180060, 11967570, 13416072, 15956760, 16055640, 16770090, 20124108, 22360120, 23935140, 25155135, 33540180, 40248216, 47870280, 50310270, 57577309, 67080360, 100620540, 115154618, 172731927, 201241080, 230309236, 287886545, 345463854, 460618472, 518195781, 575773090, 690927708, 863659635, 1036391562, 1151546180, 1381855416, 1727319270, 2072783124, 2303092360, 2590978905, 3454638540, 4145566248, 5181957810, 6909277080, 10363915620, 20727831240]

約数ペア:

[(1, 20727831240), (2, 10363915620), (3, 6909277080), (4, 5181957810), (5, 4145566248), (6, 3454638540), (8, 2590978905), (9, 2303092360), (10, 2072783124), (12, 1727319270), (15, 1381855416), (18, 1151546180), (20, 1036391562), (24, 863659635), (30, 690927708), (36, 575773090), (40, 518195781), (45, 460618472), (60, 345463854), (72, 287886545), (90, 230309236), (103, 201241080), (120, 172731927), (180, 115154618), (206, 100620540), (309, 67080360), (360, 57577309), (412, 50310270), (433, 47870280), (515, 40248216), (618, 33540180), (824, 25155135), (866, 23935140), (927, 22360120), (1030, 20124108), (1236, 16770090), (1291, 16055640), (1299, 15956760), (1545, 13416072), (1732, 11967570), (1854, 11180060), (2060, 10062054), (2165, 9574056), (2472, 8385045), (2582, 8027820), (2598, 7978380), (3090, 6708036), (3464, 5983785), (3708, 5590030), (3873, 5351880), (3897, 5318920), (4120, 5031027), (4330, 4787028), (4635, 4472024), (5164, 4013910), (5196, 3989190), (6180, 3354018), (6455, 3211128), (6495, 3191352), (7416, 2795015), (7746, 2675940), (7794, 2659460), (8660, 2393514), (9270, 2236012), (10328, 2006955), (10392, 1994595), (11619, 1783960), (12360, 1677009), (12910, 1605564), (12990, 1595676), (15492, 1337970), (15588, 1329730), (17320, 1196757), (18540, 1118006), (19365, 1070376), (19485, 1063784), (23238, 891980), (25820, 802782), (25980, 797838), (30984, 668985), (31176, 664865), (37080, 559003), (38730, 535188), (38970, 531892), (44599, 464760), (46476, 445990), (51640, 401391), (51960, 398919), (58095, 356792), (77460, 267594), (77940, 265946), (89198, 232380), (92952, 222995), (116190, 178396), (132973, 155880), (133797, 154920)]