145446980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{6221}}^1$

素因数の和:6404

約数の個数: 48

約数和(自身を含む): 351219456

約数和(自身を除く): 205772476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 3340, 4676, 5845, 6221, 11690, 12442, 23380, 24884, 31105, 43547, 62210, 87094, 124420, 174188, 217735, 435470, 870940, 1038907, 2077814, 4155628, 5194535, 7272349, 10389070, 14544698, 20778140, 29089396, 36361745, 72723490, 145446980]

約数ペア:

[(1, 145446980), (2, 72723490), (4, 36361745), (5, 29089396), (7, 20778140), (10, 14544698), (14, 10389070), (20, 7272349), (28, 5194535), (35, 4155628), (70, 2077814), (140, 1038907), (167, 870940), (334, 435470), (668, 217735), (835, 174188), (1169, 124420), (1670, 87094), (2338, 62210), (3340, 43547), (4676, 31105), (5845, 24884), (6221, 23380), (11690, 12442)]