142872520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{827}}^1$

素因数の和:1462

約数の個数: 64

約数和(自身を含む): 368426880

約数和(自身を除く): 225554360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 617, 827, 1234, 1654, 2468, 3085, 3308, 4135, 4319, 4936, 5789, 6170, 6616, 8270, 8638, 11578, 12340, 16540, 17276, 21595, 23156, 24680, 28945, 33080, 34552, 43190, 46312, 57890, 86380, 115780, 172760, 231560, 510259, 1020518, 2041036, 2551295, 3571813, 4082072, 5102590, 7143626, 10205180, 14287252, 17859065, 20410360, 28574504, 35718130, 71436260, 142872520]

約数ペア:

[(1, 142872520), (2, 71436260), (4, 35718130), (5, 28574504), (7, 20410360), (8, 17859065), (10, 14287252), (14, 10205180), (20, 7143626), (28, 5102590), (35, 4082072), (40, 3571813), (56, 2551295), (70, 2041036), (140, 1020518), (280, 510259), (617, 231560), (827, 172760), (1234, 115780), (1654, 86380), (2468, 57890), (3085, 46312), (3308, 43190), (4135, 34552), (4319, 33080), (4936, 28945), (5789, 24680), (6170, 23156), (6616, 21595), (8270, 17276), (8638, 16540), (11578, 12340)]