64355520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1622

約数の個数: 112

約数和(自身を含む): 209214720

約数和(自身を除く): 144859200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1559, 1720, 2064, 2580, 2752, 3118, 3440, 4128, 4677, 5160, 6236, 6880, 7795, 8256, 9354, 10320, 12472, 13760, 15590, 18708, 20640, 23385, 24944, 31180, 37416, 41280, 46770, 49888, 62360, 67037, 74832, 93540, 99776, 124720, 134074, 149664, 187080, 201111, 249440, 268148, 299328, 335185, 374160, 402222, 498880, 536296, 670370, 748320, 804444, 1005555, 1072592, 1340740, 1496640, 1608888, 2011110, 2145184, 2681480, 3217776, 4022220, 4290368, 5362960, 6435552, 8044440, 10725920, 12871104, 16088880, 21451840, 32177760, 64355520]

約数ペア:

[(1, 64355520), (2, 32177760), (3, 21451840), (4, 16088880), (5, 12871104), (6, 10725920), (8, 8044440), (10, 6435552), (12, 5362960), (15, 4290368), (16, 4022220), (20, 3217776), (24, 2681480), (30, 2145184), (32, 2011110), (40, 1608888), (43, 1496640), (48, 1340740), (60, 1072592), (64, 1005555), (80, 804444), (86, 748320), (96, 670370), (120, 536296), (129, 498880), (160, 402222), (172, 374160), (192, 335185), (215, 299328), (240, 268148), (258, 249440), (320, 201111), (344, 187080), (430, 149664), (480, 134074), (516, 124720), (645, 99776), (688, 93540), (860, 74832), (960, 67037), (1032, 62360), (1290, 49888), (1376, 46770), (1559, 41280), (1720, 37416), (2064, 31180), (2580, 24944), (2752, 23385), (3118, 20640), (3440, 18708), (4128, 15590), (4677, 13760), (5160, 12472), (6236, 10320), (6880, 9354), (7795, 8256)]