123891040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 192

約数和(自身を含む): 368492544

約数和(自身を除く): 244601504

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 67, 70, 80, 91, 104, 112, 127, 130, 134, 140, 160, 182, 208, 224, 254, 260, 268, 280, 335, 364, 416, 455, 469, 508, 520, 536, 560, 635, 670, 728, 871, 889, 910, 938, 1016, 1040, 1072, 1120, 1270, 1340, 1456, 1651, 1742, 1778, 1820, 1876, 2032, 2080, 2144, 2345, 2540, 2680, 2912, 3302, 3484, 3556, 3640, 3752, 4064, 4355, 4445, 4690, 5080, 5360, 6097, 6604, 6968, 7112, 7280, 7504, 8255, 8509, 8710, 8890, 9380, 10160, 10720, 11557, 12194, 13208, 13936, 14224, 14560, 15008, 16510, 17018, 17420, 17780, 18760, 20320, 23114, 24388, 26416, 27872, 28448, 30485, 33020, 34036, 34840, 35560, 37520, 42545, 46228, 48776, 52832, 57785, 59563, 60970, 66040, 68072, 69680, 71120, 75040, 85090, 92456, 97552, 110617, 115570, 119126, 121940, 132080, 136144, 139360, 142240, 170180, 184912, 195104, 221234, 231140, 238252, 243880, 264160, 272288, 297815, 340360, 369824, 442468, 462280, 476504, 487760, 553085, 595630, 680720, 774319, 884936, 924560, 953008, 975520, 1106170, 1191260, 1361440, 1548638, 1769872, 1849120, 1906016, 2212340, 2382520, 3097276, 3539744, 3871595, 4424680, 4765040, 6194552, 7743190, 8849360, 9530080, 12389104, 15486380, 17698720, 24778208, 30972760, 61945520, 123891040]

約数ペア:

[(1, 123891040), (2, 61945520), (4, 30972760), (5, 24778208), (7, 17698720), (8, 15486380), (10, 12389104), (13, 9530080), (14, 8849360), (16, 7743190), (20, 6194552), (26, 4765040), (28, 4424680), (32, 3871595), (35, 3539744), (40, 3097276), (52, 2382520), (56, 2212340), (65, 1906016), (67, 1849120), (70, 1769872), (80, 1548638), (91, 1361440), (104, 1191260), (112, 1106170), (127, 975520), (130, 953008), (134, 924560), (140, 884936), (160, 774319), (182, 680720), (208, 595630), (224, 553085), (254, 487760), (260, 476504), (268, 462280), (280, 442468), (335, 369824), (364, 340360), (416, 297815), (455, 272288), (469, 264160), (508, 243880), (520, 238252), (536, 231140), (560, 221234), (635, 195104), (670, 184912), (728, 170180), (871, 142240), (889, 139360), (910, 136144), (938, 132080), (1016, 121940), (1040, 119126), (1072, 115570), (1120, 110617), (1270, 97552), (1340, 92456), (1456, 85090), (1651, 75040), (1742, 71120), (1778, 69680), (1820, 68072), (1876, 66040), (2032, 60970), (2080, 59563), (2144, 57785), (2345, 52832), (2540, 48776), (2680, 46228), (2912, 42545), (3302, 37520), (3484, 35560), (3556, 34840), (3640, 34036), (3752, 33020), (4064, 30485), (4355, 28448), (4445, 27872), (4690, 26416), (5080, 24388), (5360, 23114), (6097, 20320), (6604, 18760), (6968, 17780), (7112, 17420), (7280, 17018), (7504, 16510), (8255, 15008), (8509, 14560), (8710, 14224), (8890, 13936), (9380, 13208), (10160, 12194), (10720, 11557)]