160418720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:511

約数の個数: 192

約数和(自身を含む): 489888000

約数和(自身を除く): 329469280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 160, 176, 203, 220, 224, 232, 280, 290, 308, 319, 352, 385, 406, 440, 449, 464, 560, 580, 616, 638, 770, 812, 880, 898, 928, 1015, 1120, 1160, 1232, 1276, 1540, 1595, 1624, 1760, 1796, 2030, 2233, 2245, 2320, 2464, 2552, 3080, 3143, 3190, 3248, 3592, 4060, 4466, 4490, 4640, 4939, 5104, 6160, 6286, 6380, 6496, 7184, 8120, 8932, 8980, 9878, 10208, 11165, 12320, 12572, 12760, 13021, 14368, 15715, 16240, 17864, 17960, 19756, 22330, 24695, 25144, 25520, 26042, 31430, 32480, 34573, 35728, 35920, 39512, 44660, 49390, 50288, 51040, 52084, 62860, 65105, 69146, 71456, 71840, 79024, 89320, 91147, 98780, 100576, 104168, 125720, 130210, 138292, 143231, 158048, 172865, 178640, 182294, 197560, 208336, 251440, 260420, 276584, 286462, 345730, 357280, 364588, 395120, 416672, 455735, 502880, 520840, 553168, 572924, 691460, 716155, 729176, 790240, 911470, 1002617, 1041680, 1106336, 1145848, 1382920, 1432310, 1458352, 1822940, 2005234, 2083360, 2291696, 2765840, 2864620, 2916704, 3645880, 4010468, 4583392, 5013085, 5531680, 5729240, 7291760, 8020936, 10026170, 11458480, 14583520, 16041872, 20052340, 22916960, 32083744, 40104680, 80209360, 160418720]

約数ペア:

[(1, 160418720), (2, 80209360), (4, 40104680), (5, 32083744), (7, 22916960), (8, 20052340), (10, 16041872), (11, 14583520), (14, 11458480), (16, 10026170), (20, 8020936), (22, 7291760), (28, 5729240), (29, 5531680), (32, 5013085), (35, 4583392), (40, 4010468), (44, 3645880), (55, 2916704), (56, 2864620), (58, 2765840), (70, 2291696), (77, 2083360), (80, 2005234), (88, 1822940), (110, 1458352), (112, 1432310), (116, 1382920), (140, 1145848), (145, 1106336), (154, 1041680), (160, 1002617), (176, 911470), (203, 790240), (220, 729176), (224, 716155), (232, 691460), (280, 572924), (290, 553168), (308, 520840), (319, 502880), (352, 455735), (385, 416672), (406, 395120), (440, 364588), (449, 357280), (464, 345730), (560, 286462), (580, 276584), (616, 260420), (638, 251440), (770, 208336), (812, 197560), (880, 182294), (898, 178640), (928, 172865), (1015, 158048), (1120, 143231), (1160, 138292), (1232, 130210), (1276, 125720), (1540, 104168), (1595, 100576), (1624, 98780), (1760, 91147), (1796, 89320), (2030, 79024), (2233, 71840), (2245, 71456), (2320, 69146), (2464, 65105), (2552, 62860), (3080, 52084), (3143, 51040), (3190, 50288), (3248, 49390), (3592, 44660), (4060, 39512), (4466, 35920), (4490, 35728), (4640, 34573), (4939, 32480), (5104, 31430), (6160, 26042), (6286, 25520), (6380, 25144), (6496, 24695), (7184, 22330), (8120, 19756), (8932, 17960), (8980, 17864), (9878, 16240), (10208, 15715), (11165, 14368), (12320, 13021), (12572, 12760)]