78829520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 160

約数和(自身を含む): 233127936

約数和(自身を除く): 154298416

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 67, 70, 77, 80, 88, 110, 112, 134, 140, 154, 176, 191, 220, 268, 280, 308, 335, 382, 385, 440, 469, 536, 560, 616, 670, 737, 764, 770, 880, 938, 955, 1072, 1232, 1337, 1340, 1474, 1528, 1540, 1876, 1910, 2101, 2345, 2674, 2680, 2948, 3056, 3080, 3685, 3752, 3820, 4202, 4690, 5159, 5348, 5360, 5896, 6160, 6685, 7370, 7504, 7640, 8404, 9380, 10318, 10505, 10696, 11792, 12797, 13370, 14707, 14740, 15280, 16808, 18760, 20636, 21010, 21392, 25594, 25795, 26740, 29414, 29480, 33616, 37520, 41272, 42020, 51188, 51590, 53480, 58828, 58960, 63985, 73535, 82544, 84040, 89579, 102376, 103180, 106960, 117656, 127970, 140767, 147070, 168080, 179158, 204752, 206360, 235312, 255940, 281534, 294140, 358316, 412720, 447895, 511880, 563068, 588280, 703835, 716632, 895790, 985369, 1023760, 1126136, 1176560, 1407670, 1433264, 1791580, 1970738, 2252272, 2815340, 3583160, 3941476, 4926845, 5630680, 7166320, 7882952, 9853690, 11261360, 15765904, 19707380, 39414760, 78829520]

約数ペア:

[(1, 78829520), (2, 39414760), (4, 19707380), (5, 15765904), (7, 11261360), (8, 9853690), (10, 7882952), (11, 7166320), (14, 5630680), (16, 4926845), (20, 3941476), (22, 3583160), (28, 2815340), (35, 2252272), (40, 1970738), (44, 1791580), (55, 1433264), (56, 1407670), (67, 1176560), (70, 1126136), (77, 1023760), (80, 985369), (88, 895790), (110, 716632), (112, 703835), (134, 588280), (140, 563068), (154, 511880), (176, 447895), (191, 412720), (220, 358316), (268, 294140), (280, 281534), (308, 255940), (335, 235312), (382, 206360), (385, 204752), (440, 179158), (469, 168080), (536, 147070), (560, 140767), (616, 127970), (670, 117656), (737, 106960), (764, 103180), (770, 102376), (880, 89579), (938, 84040), (955, 82544), (1072, 73535), (1232, 63985), (1337, 58960), (1340, 58828), (1474, 53480), (1528, 51590), (1540, 51188), (1876, 42020), (1910, 41272), (2101, 37520), (2345, 33616), (2674, 29480), (2680, 29414), (2948, 26740), (3056, 25795), (3080, 25594), (3685, 21392), (3752, 21010), (3820, 20636), (4202, 18760), (4690, 16808), (5159, 15280), (5348, 14740), (5360, 14707), (5896, 13370), (6160, 12797), (6685, 11792), (7370, 10696), (7504, 10505), (7640, 10318), (8404, 9380)]