72161180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1339

約数の個数: 96

約数和(自身を含む): 192675840

約数和(自身を除く): 120514660

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 91, 124, 130, 140, 155, 182, 217, 260, 310, 364, 403, 434, 455, 620, 806, 868, 910, 1085, 1279, 1612, 1820, 2015, 2170, 2558, 2821, 4030, 4340, 5116, 5642, 6395, 8060, 8953, 11284, 12790, 14105, 16627, 17906, 25580, 28210, 33254, 35812, 39649, 44765, 56420, 66508, 79298, 83135, 89530, 116389, 158596, 166270, 179060, 198245, 232778, 277543, 332540, 396490, 465556, 515437, 555086, 581945, 792980, 1030874, 1110172, 1163890, 1387715, 2061748, 2327780, 2577185, 2775430, 3608059, 5154370, 5550860, 7216118, 10308740, 14432236, 18040295, 36080590, 72161180]

約数ペア:

[(1, 72161180), (2, 36080590), (4, 18040295), (5, 14432236), (7, 10308740), (10, 7216118), (13, 5550860), (14, 5154370), (20, 3608059), (26, 2775430), (28, 2577185), (31, 2327780), (35, 2061748), (52, 1387715), (62, 1163890), (65, 1110172), (70, 1030874), (91, 792980), (124, 581945), (130, 555086), (140, 515437), (155, 465556), (182, 396490), (217, 332540), (260, 277543), (310, 232778), (364, 198245), (403, 179060), (434, 166270), (455, 158596), (620, 116389), (806, 89530), (868, 83135), (910, 79298), (1085, 66508), (1279, 56420), (1612, 44765), (1820, 39649), (2015, 35812), (2170, 33254), (2558, 28210), (2821, 25580), (4030, 17906), (4340, 16627), (5116, 14105), (5642, 12790), (6395, 11284), (8060, 8953)]