28236480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{439}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 91196160

約数和(自身を除く): 62959680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 134, 160, 192, 201, 240, 268, 320, 335, 402, 439, 480, 536, 670, 804, 878, 960, 1005, 1072, 1317, 1340, 1608, 1756, 2010, 2144, 2195, 2634, 2680, 3216, 3512, 4020, 4288, 4390, 5268, 5360, 6432, 6585, 7024, 8040, 8780, 10536, 10720, 12864, 13170, 14048, 16080, 17560, 21072, 21440, 26340, 28096, 29413, 32160, 35120, 42144, 52680, 58826, 64320, 70240, 84288, 88239, 105360, 117652, 140480, 147065, 176478, 210720, 235304, 294130, 352956, 421440, 441195, 470608, 588260, 705912, 882390, 941216, 1176520, 1411824, 1764780, 1882432, 2353040, 2823648, 3529560, 4706080, 5647296, 7059120, 9412160, 14118240, 28236480]

約数ペア:

[(1, 28236480), (2, 14118240), (3, 9412160), (4, 7059120), (5, 5647296), (6, 4706080), (8, 3529560), (10, 2823648), (12, 2353040), (15, 1882432), (16, 1764780), (20, 1411824), (24, 1176520), (30, 941216), (32, 882390), (40, 705912), (48, 588260), (60, 470608), (64, 441195), (67, 421440), (80, 352956), (96, 294130), (120, 235304), (134, 210720), (160, 176478), (192, 147065), (201, 140480), (240, 117652), (268, 105360), (320, 88239), (335, 84288), (402, 70240), (439, 64320), (480, 58826), (536, 52680), (670, 42144), (804, 35120), (878, 32160), (960, 29413), (1005, 28096), (1072, 26340), (1317, 21440), (1340, 21072), (1608, 17560), (1756, 16080), (2010, 14048), (2144, 13170), (2195, 12864), (2634, 10720), (2680, 10536), (3216, 8780), (3512, 8040), (4020, 7024), (4288, 6585), (4390, 6432), (5268, 5360)]