220606400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{19697}}^1$

素因数の和:19726

約数の個数: 84

約数和(自身を含む): 620408208

約数和(自身を除く): 399801808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 2240, 2800, 5600, 11200, 19697, 39394, 78788, 98485, 137879, 157576, 196970, 275758, 315152, 393940, 492425, 551516, 630304, 689395, 787880, 984850, 1103032, 1260608, 1378790, 1575760, 1969700, 2206064, 2757580, 3151520, 3446975, 3939400, 4412128, 5515160, 6303040, 6893950, 7878800, 8824256, 11030320, 13787900, 15757600, 22060640, 27575800, 31515200, 44121280, 55151600, 110303200, 220606400]

約数ペア:

[(1, 220606400), (2, 110303200), (4, 55151600), (5, 44121280), (7, 31515200), (8, 27575800), (10, 22060640), (14, 15757600), (16, 13787900), (20, 11030320), (25, 8824256), (28, 7878800), (32, 6893950), (35, 6303040), (40, 5515160), (50, 4412128), (56, 3939400), (64, 3446975), (70, 3151520), (80, 2757580), (100, 2206064), (112, 1969700), (140, 1575760), (160, 1378790), (175, 1260608), (200, 1103032), (224, 984850), (280, 787880), (320, 689395), (350, 630304), (400, 551516), (448, 492425), (560, 393940), (700, 315152), (800, 275758), (1120, 196970), (1400, 157576), (1600, 137879), (2240, 98485), (2800, 78788), (5600, 39394), (11200, 19697)]