231240960

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{6691}}^1$

素因数の和:6721

約数の個数: 144

約数和(自身を含む): 820706880

約数和(自身を除く): 589465920

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, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6691, 6912, 8640, 11520, 13382, 17280, 20073, 26764, 33455, 34560, 40146, 53528, 60219, 66910, 80292, 100365, 107056, 120438, 133820, 160584, 180657, 200730, 214112, 240876, 267640, 301095, 321168, 361314, 401460, 428224, 481752, 535280, 602190, 642336, 722628, 802920, 856448, 903285, 963504, 1070560, 1204380, 1284672, 1445256, 1605840, 1712896, 1806570, 1927008, 2141120, 2408760, 2569344, 2890512, 3211680, 3613140, 3854016, 4282240, 4817520, 5138688, 5781024, 6423360, 7226280, 7708032, 8564480, 9635040, 11562048, 12846720, 14452560, 15416064, 19270080, 23124096, 25693440, 28905120, 38540160, 46248192, 57810240, 77080320, 115620480, 231240960]

約数ペア:

[(1, 231240960), (2, 115620480), (3, 77080320), (4, 57810240), (5, 46248192), (6, 38540160), (8, 28905120), (9, 25693440), (10, 23124096), (12, 19270080), (15, 15416064), (16, 14452560), (18, 12846720), (20, 11562048), (24, 9635040), (27, 8564480), (30, 7708032), (32, 7226280), (36, 6423360), (40, 5781024), (45, 5138688), (48, 4817520), (54, 4282240), (60, 3854016), (64, 3613140), (72, 3211680), (80, 2890512), (90, 2569344), (96, 2408760), (108, 2141120), (120, 1927008), (128, 1806570), (135, 1712896), (144, 1605840), (160, 1445256), (180, 1284672), (192, 1204380), (216, 1070560), (240, 963504), (256, 903285), (270, 856448), (288, 802920), (320, 722628), (360, 642336), (384, 602190), (432, 535280), (480, 481752), (540, 428224), (576, 401460), (640, 361314), (720, 321168), (768, 301095), (864, 267640), (960, 240876), (1080, 214112), (1152, 200730), (1280, 180657), (1440, 160584), (1728, 133820), (1920, 120438), (2160, 107056), (2304, 100365), (2880, 80292), (3456, 66910), (3840, 60219), (4320, 53528), (5760, 40146), (6691, 34560), (6912, 33455), (8640, 26764), (11520, 20073), (13382, 17280)]