210654720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:293

約数の個数: 240

約数和(自身を含む): 750701952

約数和(自身を除く): 540047232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 144, 160, 164, 180, 192, 205, 223, 240, 246, 256, 288, 320, 328, 360, 369, 384, 410, 446, 480, 492, 512, 576, 615, 640, 656, 669, 720, 738, 768, 820, 892, 960, 984, 1115, 1152, 1230, 1280, 1312, 1338, 1440, 1476, 1536, 1640, 1784, 1845, 1920, 1968, 2007, 2230, 2304, 2460, 2560, 2624, 2676, 2880, 2952, 3280, 3345, 3568, 3690, 3840, 3936, 4014, 4460, 4608, 4920, 5248, 5352, 5760, 5904, 6560, 6690, 7136, 7380, 7680, 7872, 8028, 8920, 9143, 9840, 10035, 10496, 10704, 11520, 11808, 13120, 13380, 14272, 14760, 15744, 16056, 17840, 18286, 19680, 20070, 20992, 21408, 23040, 23616, 26240, 26760, 27429, 28544, 29520, 31488, 32112, 35680, 36572, 39360, 40140, 42816, 45715, 47232, 52480, 53520, 54858, 57088, 59040, 62976, 64224, 71360, 73144, 78720, 80280, 82287, 85632, 91430, 94464, 104960, 107040, 109716, 114176, 118080, 128448, 137145, 142720, 146288, 157440, 160560, 164574, 171264, 182860, 188928, 214080, 219432, 236160, 256896, 274290, 285440, 292576, 314880, 321120, 329148, 342528, 365720, 411435, 428160, 438864, 472320, 513792, 548580, 570880, 585152, 642240, 658296, 731440, 822870, 856320, 877728, 944640, 1027584, 1097160, 1170304, 1284480, 1316592, 1462880, 1645740, 1712640, 1755456, 2194320, 2340608, 2568960, 2633184, 2925760, 3291480, 3510912, 4388640, 4681216, 5137920, 5266368, 5851520, 6582960, 7021824, 8777280, 10532736, 11703040, 13165920, 14043648, 17554560, 21065472, 23406080, 26331840, 35109120, 42130944, 52663680, 70218240, 105327360, 210654720]

約数ペア:

[(1, 210654720), (2, 105327360), (3, 70218240), (4, 52663680), (5, 42130944), (6, 35109120), (8, 26331840), (9, 23406080), (10, 21065472), (12, 17554560), (15, 14043648), (16, 13165920), (18, 11703040), (20, 10532736), (24, 8777280), (30, 7021824), (32, 6582960), (36, 5851520), (40, 5266368), (41, 5137920), (45, 4681216), (48, 4388640), (60, 3510912), (64, 3291480), (72, 2925760), (80, 2633184), (82, 2568960), (90, 2340608), (96, 2194320), (120, 1755456), (123, 1712640), (128, 1645740), (144, 1462880), (160, 1316592), (164, 1284480), (180, 1170304), (192, 1097160), (205, 1027584), (223, 944640), (240, 877728), (246, 856320), (256, 822870), (288, 731440), (320, 658296), (328, 642240), (360, 585152), (369, 570880), (384, 548580), (410, 513792), (446, 472320), (480, 438864), (492, 428160), (512, 411435), (576, 365720), (615, 342528), (640, 329148), (656, 321120), (669, 314880), (720, 292576), (738, 285440), (768, 274290), (820, 256896), (892, 236160), (960, 219432), (984, 214080), (1115, 188928), (1152, 182860), (1230, 171264), (1280, 164574), (1312, 160560), (1338, 157440), (1440, 146288), (1476, 142720), (1536, 137145), (1640, 128448), (1784, 118080), (1845, 114176), (1920, 109716), (1968, 107040), (2007, 104960), (2230, 94464), (2304, 91430), (2460, 85632), (2560, 82287), (2624, 80280), (2676, 78720), (2880, 73144), (2952, 71360), (3280, 64224), (3345, 62976), (3568, 59040), (3690, 57088), (3840, 54858), (3936, 53520), (4014, 52480), (4460, 47232), (4608, 45715), (4920, 42816), (5248, 40140), (5352, 39360), (5760, 36572), (5904, 35680), (6560, 32112), (6690, 31488), (7136, 29520), (7380, 28544), (7680, 27429), (7872, 26760), (8028, 26240), (8920, 23616), (9143, 23040), (9840, 21408), (10035, 20992), (10496, 20070), (10704, 19680), (11520, 18286), (11808, 17840), (13120, 16056), (13380, 15744), (14272, 14760)]