87317120

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 128

約数和(自身を含む): 232070400

約数和(自身を除く): 144753280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 128, 157, 158, 160, 176, 220, 314, 316, 320, 352, 395, 440, 628, 632, 640, 704, 785, 790, 869, 880, 1256, 1264, 1408, 1570, 1580, 1727, 1738, 1760, 2512, 2528, 3140, 3160, 3454, 3476, 3520, 4345, 5024, 5056, 6280, 6320, 6908, 6952, 7040, 8635, 8690, 10048, 10112, 12403, 12560, 12640, 13816, 13904, 17270, 17380, 20096, 24806, 25120, 25280, 27632, 27808, 34540, 34760, 49612, 50240, 50560, 55264, 55616, 62015, 69080, 69520, 99224, 100480, 110528, 111232, 124030, 136433, 138160, 139040, 198448, 221056, 248060, 272866, 276320, 278080, 396896, 496120, 545732, 552640, 556160, 682165, 793792, 992240, 1091464, 1105280, 1364330, 1587584, 1984480, 2182928, 2728660, 3968960, 4365856, 5457320, 7937920, 8731712, 10914640, 17463424, 21829280, 43658560, 87317120]

約数ペア:

[(1, 87317120), (2, 43658560), (4, 21829280), (5, 17463424), (8, 10914640), (10, 8731712), (11, 7937920), (16, 5457320), (20, 4365856), (22, 3968960), (32, 2728660), (40, 2182928), (44, 1984480), (55, 1587584), (64, 1364330), (79, 1105280), (80, 1091464), (88, 992240), (110, 793792), (128, 682165), (157, 556160), (158, 552640), (160, 545732), (176, 496120), (220, 396896), (314, 278080), (316, 276320), (320, 272866), (352, 248060), (395, 221056), (440, 198448), (628, 139040), (632, 138160), (640, 136433), (704, 124030), (785, 111232), (790, 110528), (869, 100480), (880, 99224), (1256, 69520), (1264, 69080), (1408, 62015), (1570, 55616), (1580, 55264), (1727, 50560), (1738, 50240), (1760, 49612), (2512, 34760), (2528, 34540), (3140, 27808), (3160, 27632), (3454, 25280), (3476, 25120), (3520, 24806), (4345, 20096), (5024, 17380), (5056, 17270), (6280, 13904), (6320, 13816), (6908, 12640), (6952, 12560), (7040, 12403), (8635, 10112), (8690, 10048)]