67977280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{30347}}^1$

素因数の和:30371

約数の個数: 56

約数和(自身を含む): 185001408

約数和(自身を除く): 117024128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 30347, 60694, 121388, 151735, 212429, 242776, 303470, 424858, 485552, 606940, 849716, 971104, 1062145, 1213880, 1699432, 1942208, 2124290, 2427760, 3398864, 4248580, 4855520, 6797728, 8497160, 9711040, 13595456, 16994320, 33988640, 67977280]

約数ペア:

[(1, 67977280), (2, 33988640), (4, 16994320), (5, 13595456), (7, 9711040), (8, 8497160), (10, 6797728), (14, 4855520), (16, 4248580), (20, 3398864), (28, 2427760), (32, 2124290), (35, 1942208), (40, 1699432), (56, 1213880), (64, 1062145), (70, 971104), (80, 849716), (112, 606940), (140, 485552), (160, 424858), (224, 303470), (280, 242776), (320, 212429), (448, 151735), (560, 121388), (1120, 60694), (2240, 30347)]