78028740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 247206960

約数和(自身を除く): 169178220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 97, 109, 123, 164, 180, 194, 205, 218, 246, 291, 327, 369, 388, 410, 436, 485, 492, 545, 582, 615, 654, 738, 820, 873, 970, 981, 1090, 1164, 1230, 1308, 1455, 1476, 1635, 1746, 1845, 1940, 1962, 2180, 2460, 2910, 3270, 3492, 3690, 3924, 3977, 4365, 4469, 4905, 5820, 6540, 7380, 7954, 8730, 8938, 9810, 10573, 11931, 13407, 15908, 17460, 17876, 19620, 19885, 21146, 22345, 23862, 26814, 31719, 35793, 39770, 40221, 42292, 44690, 47724, 52865, 53628, 59655, 63438, 67035, 71586, 79540, 80442, 89380, 95157, 105730, 119310, 126876, 134070, 143172, 158595, 160884, 178965, 190314, 201105, 211460, 238620, 268140, 317190, 357930, 380628, 402210, 433493, 475785, 634380, 715860, 804420, 866986, 951570, 1300479, 1733972, 1903140, 2167465, 2600958, 3901437, 4334930, 5201916, 6502395, 7802874, 8669860, 13004790, 15605748, 19507185, 26009580, 39014370, 78028740]

約数ペア:

[(1, 78028740), (2, 39014370), (3, 26009580), (4, 19507185), (5, 15605748), (6, 13004790), (9, 8669860), (10, 7802874), (12, 6502395), (15, 5201916), (18, 4334930), (20, 3901437), (30, 2600958), (36, 2167465), (41, 1903140), (45, 1733972), (60, 1300479), (82, 951570), (90, 866986), (97, 804420), (109, 715860), (123, 634380), (164, 475785), (180, 433493), (194, 402210), (205, 380628), (218, 357930), (246, 317190), (291, 268140), (327, 238620), (369, 211460), (388, 201105), (410, 190314), (436, 178965), (485, 160884), (492, 158595), (545, 143172), (582, 134070), (615, 126876), (654, 119310), (738, 105730), (820, 95157), (873, 89380), (970, 80442), (981, 79540), (1090, 71586), (1164, 67035), (1230, 63438), (1308, 59655), (1455, 53628), (1476, 52865), (1635, 47724), (1746, 44690), (1845, 42292), (1940, 40221), (1962, 39770), (2180, 35793), (2460, 31719), (2910, 26814), (3270, 23862), (3492, 22345), (3690, 21146), (3924, 19885), (3977, 19620), (4365, 17876), (4469, 17460), (4905, 15908), (5820, 13407), (6540, 11931), (7380, 10573), (7954, 9810), (8730, 8938)]