231637120

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2531}}^1$

素因数の和:2574

約数の個数: 128

約数和(自身を含む): 650825280

約数和(自身を除く): 419188160

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 640, 704, 715, 832, 880, 1040, 1144, 1408, 1430, 1664, 1760, 2080, 2288, 2531, 2860, 3520, 4160, 4576, 5062, 5720, 7040, 8320, 9152, 10124, 11440, 12655, 18304, 20248, 22880, 25310, 27841, 32903, 40496, 45760, 50620, 55682, 65806, 80992, 91520, 101240, 111364, 131612, 139205, 161984, 164515, 202480, 222728, 263224, 278410, 323968, 329030, 361933, 404960, 445456, 526448, 556820, 658060, 723866, 809920, 890912, 1052896, 1113640, 1316120, 1447732, 1619840, 1781824, 1809665, 2105792, 2227280, 2632240, 2895464, 3563648, 3619330, 4211584, 4454560, 5264480, 5790928, 7238660, 8909120, 10528960, 11581856, 14477320, 17818240, 21057920, 23163712, 28954640, 46327424, 57909280, 115818560, 231637120]

約数ペア:

[(1, 231637120), (2, 115818560), (4, 57909280), (5, 46327424), (8, 28954640), (10, 23163712), (11, 21057920), (13, 17818240), (16, 14477320), (20, 11581856), (22, 10528960), (26, 8909120), (32, 7238660), (40, 5790928), (44, 5264480), (52, 4454560), (55, 4211584), (64, 3619330), (65, 3563648), (80, 2895464), (88, 2632240), (104, 2227280), (110, 2105792), (128, 1809665), (130, 1781824), (143, 1619840), (160, 1447732), (176, 1316120), (208, 1113640), (220, 1052896), (260, 890912), (286, 809920), (320, 723866), (352, 658060), (416, 556820), (440, 526448), (520, 445456), (572, 404960), (640, 361933), (704, 329030), (715, 323968), (832, 278410), (880, 263224), (1040, 222728), (1144, 202480), (1408, 164515), (1430, 161984), (1664, 139205), (1760, 131612), (2080, 111364), (2288, 101240), (2531, 91520), (2860, 80992), (3520, 65806), (4160, 55682), (4576, 50620), (5062, 45760), (5720, 40496), (7040, 32903), (8320, 27841), (9152, 25310), (10124, 22880), (11440, 20248), (12655, 18304)]