141428560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19427}}^1$

素因数の和:19460

約数の個数: 80

約数和(自身を含む): 404724096

約数和(自身を除く): 263295536

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 19427, 38854, 77708, 97135, 135989, 155416, 194270, 252551, 271978, 310832, 388540, 505102, 543956, 679945, 777080, 1010204, 1087912, 1262755, 1359890, 1554160, 1767857, 2020408, 2175824, 2525510, 2719780, 3535714, 4040816, 5051020, 5439560, 7071428, 8839285, 10102040, 10879120, 14142856, 17678570, 20204080, 28285712, 35357140, 70714280, 141428560]

約数ペア:

[(1, 141428560), (2, 70714280), (4, 35357140), (5, 28285712), (7, 20204080), (8, 17678570), (10, 14142856), (13, 10879120), (14, 10102040), (16, 8839285), (20, 7071428), (26, 5439560), (28, 5051020), (35, 4040816), (40, 3535714), (52, 2719780), (56, 2525510), (65, 2175824), (70, 2020408), (80, 1767857), (91, 1554160), (104, 1359890), (112, 1262755), (130, 1087912), (140, 1010204), (182, 777080), (208, 679945), (260, 543956), (280, 505102), (364, 388540), (455, 310832), (520, 271978), (560, 252551), (728, 194270), (910, 155416), (1040, 135989), (1456, 97135), (1820, 77708), (3640, 38854), (7280, 19427)]