201108880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{769}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 536215680

約数和(自身を除く): 335106800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 467, 560, 769, 934, 1538, 1868, 2335, 3076, 3269, 3736, 3845, 4670, 5383, 6152, 6538, 7472, 7690, 9340, 10766, 12304, 13076, 15380, 16345, 18680, 21532, 26152, 26915, 30760, 32690, 37360, 43064, 52304, 53830, 61520, 65380, 86128, 107660, 130760, 215320, 261520, 359123, 430640, 718246, 1436492, 1795615, 2513861, 2872984, 3591230, 5027722, 5745968, 7182460, 10055444, 12569305, 14364920, 20110888, 25138610, 28729840, 40221776, 50277220, 100554440, 201108880]

約数ペア:

[(1, 201108880), (2, 100554440), (4, 50277220), (5, 40221776), (7, 28729840), (8, 25138610), (10, 20110888), (14, 14364920), (16, 12569305), (20, 10055444), (28, 7182460), (35, 5745968), (40, 5027722), (56, 3591230), (70, 2872984), (80, 2513861), (112, 1795615), (140, 1436492), (280, 718246), (467, 430640), (560, 359123), (769, 261520), (934, 215320), (1538, 130760), (1868, 107660), (2335, 86128), (3076, 65380), (3269, 61520), (3736, 53830), (3845, 52304), (4670, 43064), (5383, 37360), (6152, 32690), (6538, 30760), (7472, 26915), (7690, 26152), (9340, 21532), (10766, 18680), (12304, 16345), (13076, 15380)]