209224120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{106747}}^1$

素因数の和:106772

約数の個数: 48

約数和(自身を含む): 547617240

約数和(自身を除く): 338393120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 106747, 213494, 426988, 533735, 747229, 853976, 1067470, 1494458, 2134940, 2988916, 3736145, 4269880, 5230603, 5977832, 7472290, 10461206, 14944580, 20922412, 26153015, 29889160, 41844824, 52306030, 104612060, 209224120]

約数ペア:

[(1, 209224120), (2, 104612060), (4, 52306030), (5, 41844824), (7, 29889160), (8, 26153015), (10, 20922412), (14, 14944580), (20, 10461206), (28, 7472290), (35, 5977832), (40, 5230603), (49, 4269880), (56, 3736145), (70, 2988916), (98, 2134940), (140, 1494458), (196, 1067470), (245, 853976), (280, 747229), (392, 533735), (490, 426988), (980, 213494), (1960, 106747)]