207446680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4139}}^1$

素因数の和:4336

約数の個数: 64

約数和(自身を含む): 536544000

約数和(自身を除く): 329097320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 179, 280, 358, 716, 895, 1253, 1432, 1790, 2506, 3580, 4139, 5012, 6265, 7160, 8278, 10024, 12530, 16556, 20695, 25060, 28973, 33112, 41390, 50120, 57946, 82780, 115892, 144865, 165560, 231784, 289730, 579460, 740881, 1158920, 1481762, 2963524, 3704405, 5186167, 5927048, 7408810, 10372334, 14817620, 20744668, 25930835, 29635240, 41489336, 51861670, 103723340, 207446680]

約数ペア:

[(1, 207446680), (2, 103723340), (4, 51861670), (5, 41489336), (7, 29635240), (8, 25930835), (10, 20744668), (14, 14817620), (20, 10372334), (28, 7408810), (35, 5927048), (40, 5186167), (56, 3704405), (70, 2963524), (140, 1481762), (179, 1158920), (280, 740881), (358, 579460), (716, 289730), (895, 231784), (1253, 165560), (1432, 144865), (1790, 115892), (2506, 82780), (3580, 57946), (4139, 50120), (5012, 41390), (6265, 33112), (7160, 28973), (8278, 25060), (10024, 20695), (12530, 16556)]