219980600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{22447}}^1$

素因数の和:22477

約数の個数: 72

約数和(自身を含む): 594984240

約数和(自身を除く): 375003640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 22447, 44894, 89788, 112235, 157129, 179576, 224470, 314258, 448940, 561175, 628516, 785645, 897880, 1099903, 1122350, 1257032, 1571290, 2199806, 2244700, 3142580, 3928225, 4399612, 4489400, 5499515, 6285160, 7856450, 8799224, 10999030, 15712900, 21998060, 27497575, 31425800, 43996120, 54995150, 109990300, 219980600]

約数ペア:

[(1, 219980600), (2, 109990300), (4, 54995150), (5, 43996120), (7, 31425800), (8, 27497575), (10, 21998060), (14, 15712900), (20, 10999030), (25, 8799224), (28, 7856450), (35, 6285160), (40, 5499515), (49, 4489400), (50, 4399612), (56, 3928225), (70, 3142580), (98, 2244700), (100, 2199806), (140, 1571290), (175, 1257032), (196, 1122350), (200, 1099903), (245, 897880), (280, 785645), (350, 628516), (392, 561175), (490, 448940), (700, 314258), (980, 224470), (1225, 179576), (1400, 157129), (1960, 112235), (2450, 89788), (4900, 44894), (9800, 22447)]