861459840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{49853}}^1$

素因数の和:49881

約数の個数: 128

約数和(自身を含む): 3051064800

約数和(自身を除く): 2189604960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 49853, 99706, 149559, 199412, 249265, 299118, 398824, 448677, 498530, 598236, 747795, 797648, 897354, 997060, 1196472, 1346031, 1495590, 1595296, 1794708, 1994120, 2243385, 2392944, 2692062, 2991180, 3190592, 3589416, 3988240, 4486770, 4785888, 5384124, 5982360, 6381184, 6730155, 7178832, 7976480, 8973540, 9571776, 10768248, 11964720, 13460310, 14357664, 15952960, 17947080, 19143552, 21536496, 23929440, 26920620, 28715328, 31905920, 35894160, 43072992, 47858880, 53841240, 57430656, 71788320, 86145984, 95717760, 107682480, 143576640, 172291968, 215364960, 287153280, 430729920, 861459840]

約数ペア:

[(1, 861459840), (2, 430729920), (3, 287153280), (4, 215364960), (5, 172291968), (6, 143576640), (8, 107682480), (9, 95717760), (10, 86145984), (12, 71788320), (15, 57430656), (16, 53841240), (18, 47858880), (20, 43072992), (24, 35894160), (27, 31905920), (30, 28715328), (32, 26920620), (36, 23929440), (40, 21536496), (45, 19143552), (48, 17947080), (54, 15952960), (60, 14357664), (64, 13460310), (72, 11964720), (80, 10768248), (90, 9571776), (96, 8973540), (108, 7976480), (120, 7178832), (128, 6730155), (135, 6381184), (144, 5982360), (160, 5384124), (180, 4785888), (192, 4486770), (216, 3988240), (240, 3589416), (270, 3190592), (288, 2991180), (320, 2692062), (360, 2392944), (384, 2243385), (432, 1994120), (480, 1794708), (540, 1595296), (576, 1495590), (640, 1346031), (720, 1196472), (864, 997060), (960, 897354), (1080, 797648), (1152, 747795), (1440, 598236), (1728, 498530), (1920, 448677), (2160, 398824), (2880, 299118), (3456, 249265), (4320, 199412), (5760, 149559), (8640, 99706), (17280, 49853)]