390971520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{659}}^1$

素因数の和:787

約数の個数: 192

約数和(自身を含む): 1365249600

約数和(自身を除く): 974278080

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, 64, 72, 80, 90, 96, 103, 120, 128, 144, 160, 180, 192, 206, 240, 288, 309, 320, 360, 384, 412, 480, 515, 576, 618, 640, 659, 720, 824, 927, 960, 1030, 1152, 1236, 1318, 1440, 1545, 1648, 1854, 1920, 1977, 2060, 2472, 2636, 2880, 3090, 3295, 3296, 3708, 3954, 4120, 4635, 4944, 5272, 5760, 5931, 6180, 6590, 6592, 7416, 7908, 8240, 9270, 9885, 9888, 10544, 11862, 12360, 13180, 13184, 14832, 15816, 16480, 18540, 19770, 19776, 21088, 23724, 24720, 26360, 29655, 29664, 31632, 32960, 37080, 39540, 39552, 42176, 47448, 49440, 52720, 59310, 59328, 63264, 65920, 67877, 74160, 79080, 84352, 94896, 98880, 105440, 118620, 118656, 126528, 135754, 148320, 158160, 189792, 197760, 203631, 210880, 237240, 253056, 271508, 296640, 316320, 339385, 379584, 407262, 421760, 474480, 543016, 593280, 610893, 632640, 678770, 759168, 814524, 948960, 1018155, 1086032, 1221786, 1265280, 1357540, 1629048, 1897920, 2036310, 2172064, 2443572, 2715080, 3054465, 3258096, 3795840, 4072620, 4344128, 4887144, 5430160, 6108930, 6516192, 8145240, 8688256, 9774288, 10860320, 12217860, 13032384, 16290480, 19548576, 21720640, 24435720, 26064768, 32580960, 39097152, 43441280, 48871440, 65161920, 78194304, 97742880, 130323840, 195485760, 390971520]

約数ペア:

[(1, 390971520), (2, 195485760), (3, 130323840), (4, 97742880), (5, 78194304), (6, 65161920), (8, 48871440), (9, 43441280), (10, 39097152), (12, 32580960), (15, 26064768), (16, 24435720), (18, 21720640), (20, 19548576), (24, 16290480), (30, 13032384), (32, 12217860), (36, 10860320), (40, 9774288), (45, 8688256), (48, 8145240), (60, 6516192), (64, 6108930), (72, 5430160), (80, 4887144), (90, 4344128), (96, 4072620), (103, 3795840), (120, 3258096), (128, 3054465), (144, 2715080), (160, 2443572), (180, 2172064), (192, 2036310), (206, 1897920), (240, 1629048), (288, 1357540), (309, 1265280), (320, 1221786), (360, 1086032), (384, 1018155), (412, 948960), (480, 814524), (515, 759168), (576, 678770), (618, 632640), (640, 610893), (659, 593280), (720, 543016), (824, 474480), (927, 421760), (960, 407262), (1030, 379584), (1152, 339385), (1236, 316320), (1318, 296640), (1440, 271508), (1545, 253056), (1648, 237240), (1854, 210880), (1920, 203631), (1977, 197760), (2060, 189792), (2472, 158160), (2636, 148320), (2880, 135754), (3090, 126528), (3295, 118656), (3296, 118620), (3708, 105440), (3954, 98880), (4120, 94896), (4635, 84352), (4944, 79080), (5272, 74160), (5760, 67877), (5931, 65920), (6180, 63264), (6590, 59328), (6592, 59310), (7416, 52720), (7908, 49440), (8240, 47448), (9270, 42176), (9885, 39552), (9888, 39540), (10544, 37080), (11862, 32960), (12360, 31632), (13180, 29664), (13184, 29655), (14832, 26360), (15816, 24720), (16480, 23724), (18540, 21088), (19770, 19776)]