227979920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{967}}^1$

素因数の和:1408

約数の個数: 80

約数和(自身を含む): 607842048

約数和(自身を除く): 379862128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 421, 560, 842, 967, 1684, 1934, 2105, 2947, 3368, 3868, 4210, 4835, 5894, 6736, 6769, 7736, 8420, 9670, 11788, 13538, 14735, 15472, 16840, 19340, 23576, 27076, 29470, 33680, 33845, 38680, 47152, 54152, 58940, 67690, 77360, 108304, 117880, 135380, 235760, 270760, 407107, 541520, 814214, 1628428, 2035535, 2849749, 3256856, 4071070, 5699498, 6513712, 8142140, 11398996, 14248745, 16284280, 22797992, 28497490, 32568560, 45595984, 56994980, 113989960, 227979920]

約数ペア:

[(1, 227979920), (2, 113989960), (4, 56994980), (5, 45595984), (7, 32568560), (8, 28497490), (10, 22797992), (14, 16284280), (16, 14248745), (20, 11398996), (28, 8142140), (35, 6513712), (40, 5699498), (56, 4071070), (70, 3256856), (80, 2849749), (112, 2035535), (140, 1628428), (280, 814214), (421, 541520), (560, 407107), (842, 270760), (967, 235760), (1684, 135380), (1934, 117880), (2105, 108304), (2947, 77360), (3368, 67690), (3868, 58940), (4210, 54152), (4835, 47152), (5894, 38680), (6736, 33845), (6769, 33680), (7736, 29470), (8420, 27076), (9670, 23576), (11788, 19340), (13538, 16840), (14735, 15472)]