64556640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:501

約数の個数: 144

約数和(自身を含む): 222663168

約数和(自身を除く): 158106528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 127, 144, 160, 180, 240, 254, 288, 353, 360, 381, 480, 508, 635, 706, 720, 762, 1016, 1059, 1143, 1270, 1412, 1440, 1524, 1765, 1905, 2032, 2118, 2286, 2540, 2824, 3048, 3177, 3530, 3810, 4064, 4236, 4572, 5080, 5295, 5648, 5715, 6096, 6354, 7060, 7620, 8472, 9144, 10160, 10590, 11296, 11430, 12192, 12708, 14120, 15240, 15885, 16944, 18288, 20320, 21180, 22860, 25416, 28240, 30480, 31770, 33888, 36576, 42360, 44831, 45720, 50832, 56480, 60960, 63540, 84720, 89662, 91440, 101664, 127080, 134493, 169440, 179324, 182880, 224155, 254160, 268986, 358648, 403479, 448310, 508320, 537972, 672465, 717296, 806958, 896620, 1075944, 1344930, 1434592, 1613916, 1793240, 2017395, 2151888, 2689860, 3227832, 3586480, 4034790, 4303776, 5379720, 6455664, 7172960, 8069580, 10759440, 12911328, 16139160, 21518880, 32278320, 64556640]

約数ペア:

[(1, 64556640), (2, 32278320), (3, 21518880), (4, 16139160), (5, 12911328), (6, 10759440), (8, 8069580), (9, 7172960), (10, 6455664), (12, 5379720), (15, 4303776), (16, 4034790), (18, 3586480), (20, 3227832), (24, 2689860), (30, 2151888), (32, 2017395), (36, 1793240), (40, 1613916), (45, 1434592), (48, 1344930), (60, 1075944), (72, 896620), (80, 806958), (90, 717296), (96, 672465), (120, 537972), (127, 508320), (144, 448310), (160, 403479), (180, 358648), (240, 268986), (254, 254160), (288, 224155), (353, 182880), (360, 179324), (381, 169440), (480, 134493), (508, 127080), (635, 101664), (706, 91440), (720, 89662), (762, 84720), (1016, 63540), (1059, 60960), (1143, 56480), (1270, 50832), (1412, 45720), (1440, 44831), (1524, 42360), (1765, 36576), (1905, 33888), (2032, 31770), (2118, 30480), (2286, 28240), (2540, 25416), (2824, 22860), (3048, 21180), (3177, 20320), (3530, 18288), (3810, 16944), (4064, 15885), (4236, 15240), (4572, 14120), (5080, 12708), (5295, 12192), (5648, 11430), (5715, 11296), (6096, 10590), (6354, 10160), (7060, 9144), (7620, 8472)]