213698800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{10903}}^1$

素因数の和:10935

約数の個数: 90

約数和(自身を含む): 597288408

約数和(自身を除く): 383589608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 10903, 19600, 21806, 43612, 54515, 76321, 87224, 109030, 152642, 174448, 218060, 272575, 305284, 381605, 436120, 534247, 545150, 610568, 763210, 872240, 1068494, 1090300, 1221136, 1526420, 1908025, 2136988, 2180600, 2671235, 3052840, 3816050, 4273976, 4361200, 5342470, 6105680, 7632100, 8547952, 10684940, 13356175, 15264200, 21369880, 26712350, 30528400, 42739760, 53424700, 106849400, 213698800]

約数ペア:

[(1, 213698800), (2, 106849400), (4, 53424700), (5, 42739760), (7, 30528400), (8, 26712350), (10, 21369880), (14, 15264200), (16, 13356175), (20, 10684940), (25, 8547952), (28, 7632100), (35, 6105680), (40, 5342470), (49, 4361200), (50, 4273976), (56, 3816050), (70, 3052840), (80, 2671235), (98, 2180600), (100, 2136988), (112, 1908025), (140, 1526420), (175, 1221136), (196, 1090300), (200, 1068494), (245, 872240), (280, 763210), (350, 610568), (392, 545150), (400, 534247), (490, 436120), (560, 381605), (700, 305284), (784, 272575), (980, 218060), (1225, 174448), (1400, 152642), (1960, 109030), (2450, 87224), (2800, 76321), (3920, 54515), (4900, 43612), (9800, 21806), (10903, 19600)]