82661280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1019}}^1$

素因数の和:1063

約数の個数: 144

約数和(自身を含む): 282229920

約数和(自身を除く): 199568640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1019, 1040, 1248, 1352, 1560, 1690, 2028, 2038, 2080, 2535, 2704, 3057, 3120, 3380, 4056, 4076, 5070, 5095, 5408, 6114, 6240, 6760, 8112, 8152, 10140, 10190, 12228, 13247, 13520, 15285, 16224, 16304, 20280, 20380, 24456, 26494, 27040, 30570, 32608, 39741, 40560, 40760, 48912, 52988, 61140, 66235, 79482, 81120, 81520, 97824, 105976, 122280, 132470, 158964, 163040, 172211, 198705, 211952, 244560, 264940, 317928, 344422, 397410, 423904, 489120, 516633, 529880, 635856, 688844, 794820, 861055, 1033266, 1059760, 1271712, 1377688, 1589640, 1722110, 2066532, 2119520, 2583165, 2755376, 3179280, 3444220, 4133064, 5166330, 5510752, 6358560, 6888440, 8266128, 10332660, 13776880, 16532256, 20665320, 27553760, 41330640, 82661280]

約数ペア:

[(1, 82661280), (2, 41330640), (3, 27553760), (4, 20665320), (5, 16532256), (6, 13776880), (8, 10332660), (10, 8266128), (12, 6888440), (13, 6358560), (15, 5510752), (16, 5166330), (20, 4133064), (24, 3444220), (26, 3179280), (30, 2755376), (32, 2583165), (39, 2119520), (40, 2066532), (48, 1722110), (52, 1589640), (60, 1377688), (65, 1271712), (78, 1059760), (80, 1033266), (96, 861055), (104, 794820), (120, 688844), (130, 635856), (156, 529880), (160, 516633), (169, 489120), (195, 423904), (208, 397410), (240, 344422), (260, 317928), (312, 264940), (338, 244560), (390, 211952), (416, 198705), (480, 172211), (507, 163040), (520, 158964), (624, 132470), (676, 122280), (780, 105976), (845, 97824), (1014, 81520), (1019, 81120), (1040, 79482), (1248, 66235), (1352, 61140), (1560, 52988), (1690, 48912), (2028, 40760), (2038, 40560), (2080, 39741), (2535, 32608), (2704, 30570), (3057, 27040), (3120, 26494), (3380, 24456), (4056, 20380), (4076, 20280), (5070, 16304), (5095, 16224), (5408, 15285), (6114, 13520), (6240, 13247), (6760, 12228), (8112, 10190), (8152, 10140)]