126317480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^2$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 301632660

約数和(自身を除く): 175315180

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 431, 680, 862, 1724, 2155, 3448, 4310, 7327, 8620, 14654, 17240, 29308, 36635, 58616, 73270, 146540, 185761, 293080, 371522, 743044, 928805, 1486088, 1857610, 3157937, 3715220, 6315874, 7430440, 12631748, 15789685, 25263496, 31579370, 63158740, 126317480]

約数ペア:

[(1, 126317480), (2, 63158740), (4, 31579370), (5, 25263496), (8, 15789685), (10, 12631748), (17, 7430440), (20, 6315874), (34, 3715220), (40, 3157937), (68, 1857610), (85, 1486088), (136, 928805), (170, 743044), (340, 371522), (431, 293080), (680, 185761), (862, 146540), (1724, 73270), (2155, 58616), (3448, 36635), (4310, 29308), (7327, 17240), (8620, 14654)]