201330920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1553}}^1$

素因数の和:2034

約数の個数: 64

約数和(自身を含む): 519160320

約数和(自身を除く): 317829400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463, 926, 1553, 1852, 2315, 3106, 3241, 3704, 4630, 6212, 6482, 7765, 9260, 10871, 12424, 12964, 15530, 16205, 18520, 21742, 25928, 31060, 32410, 43484, 54355, 62120, 64820, 86968, 108710, 129640, 217420, 434840, 719039, 1438078, 2876156, 3595195, 5033273, 5752312, 7190390, 10066546, 14380780, 20133092, 25166365, 28761560, 40266184, 50332730, 100665460, 201330920]

約数ペア:

[(1, 201330920), (2, 100665460), (4, 50332730), (5, 40266184), (7, 28761560), (8, 25166365), (10, 20133092), (14, 14380780), (20, 10066546), (28, 7190390), (35, 5752312), (40, 5033273), (56, 3595195), (70, 2876156), (140, 1438078), (280, 719039), (463, 434840), (926, 217420), (1553, 129640), (1852, 108710), (2315, 86968), (3106, 64820), (3241, 62120), (3704, 54355), (4630, 43484), (6212, 32410), (6482, 31060), (7765, 25928), (9260, 21742), (10871, 18520), (12424, 16205), (12964, 15530)]