215990400

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 720936000

約数和(自身を除く): 504945600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 149, 150, 151, 160, 192, 200, 240, 298, 300, 302, 320, 384, 400, 447, 453, 480, 596, 600, 604, 640, 745, 755, 800, 894, 906, 960, 1192, 1200, 1208, 1490, 1510, 1600, 1788, 1812, 1920, 2235, 2265, 2384, 2400, 2416, 2980, 3020, 3200, 3576, 3624, 3725, 3775, 4470, 4530, 4768, 4800, 4832, 5960, 6040, 7152, 7248, 7450, 7550, 8940, 9060, 9536, 9600, 9664, 11175, 11325, 11920, 12080, 14304, 14496, 14900, 15100, 17880, 18120, 19072, 19328, 22350, 22499, 22650, 23840, 24160, 28608, 28992, 29800, 30200, 35760, 36240, 44700, 44998, 45300, 47680, 48320, 57216, 57984, 59600, 60400, 67497, 71520, 72480, 89400, 89996, 90600, 95360, 96640, 112495, 119200, 120800, 134994, 143040, 144960, 178800, 179992, 181200, 224990, 238400, 241600, 269988, 286080, 289920, 337485, 357600, 359984, 362400, 449980, 476800, 483200, 539976, 562475, 674970, 715200, 719968, 724800, 899960, 1079952, 1124950, 1349940, 1430400, 1439936, 1449600, 1687425, 1799920, 2159904, 2249900, 2699880, 2879872, 3374850, 3599840, 4319808, 4499800, 5399760, 6749700, 7199680, 8639616, 8999600, 10799520, 13499400, 14399360, 17999200, 21599040, 26998800, 35998400, 43198080, 53997600, 71996800, 107995200, 215990400]

約数ペア:

[(1, 215990400), (2, 107995200), (3, 71996800), (4, 53997600), (5, 43198080), (6, 35998400), (8, 26998800), (10, 21599040), (12, 17999200), (15, 14399360), (16, 13499400), (20, 10799520), (24, 8999600), (25, 8639616), (30, 7199680), (32, 6749700), (40, 5399760), (48, 4499800), (50, 4319808), (60, 3599840), (64, 3374850), (75, 2879872), (80, 2699880), (96, 2249900), (100, 2159904), (120, 1799920), (128, 1687425), (149, 1449600), (150, 1439936), (151, 1430400), (160, 1349940), (192, 1124950), (200, 1079952), (240, 899960), (298, 724800), (300, 719968), (302, 715200), (320, 674970), (384, 562475), (400, 539976), (447, 483200), (453, 476800), (480, 449980), (596, 362400), (600, 359984), (604, 357600), (640, 337485), (745, 289920), (755, 286080), (800, 269988), (894, 241600), (906, 238400), (960, 224990), (1192, 181200), (1200, 179992), (1208, 178800), (1490, 144960), (1510, 143040), (1600, 134994), (1788, 120800), (1812, 119200), (1920, 112495), (2235, 96640), (2265, 95360), (2384, 90600), (2400, 89996), (2416, 89400), (2980, 72480), (3020, 71520), (3200, 67497), (3576, 60400), (3624, 59600), (3725, 57984), (3775, 57216), (4470, 48320), (4530, 47680), (4768, 45300), (4800, 44998), (4832, 44700), (5960, 36240), (6040, 35760), (7152, 30200), (7248, 29800), (7450, 28992), (7550, 28608), (8940, 24160), (9060, 23840), (9536, 22650), (9600, 22499), (9664, 22350), (11175, 19328), (11325, 19072), (11920, 18120), (12080, 17880), (14304, 15100), (14496, 14900)]