123508240

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 295695360

約数和(自身を除く): 172187120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 137, 191, 236, 274, 295, 382, 472, 548, 590, 685, 764, 944, 955, 1096, 1180, 1370, 1528, 1910, 2192, 2360, 2740, 3056, 3820, 4720, 5480, 7640, 8083, 10960, 11269, 15280, 16166, 22538, 26167, 32332, 40415, 45076, 52334, 56345, 64664, 80830, 90152, 104668, 112690, 129328, 130835, 161660, 180304, 209336, 225380, 261670, 323320, 418672, 450760, 523340, 646640, 901520, 1046680, 1543853, 2093360, 3087706, 6175412, 7719265, 12350824, 15438530, 24701648, 30877060, 61754120, 123508240]

約数ペア:

[(1, 123508240), (2, 61754120), (4, 30877060), (5, 24701648), (8, 15438530), (10, 12350824), (16, 7719265), (20, 6175412), (40, 3087706), (59, 2093360), (80, 1543853), (118, 1046680), (137, 901520), (191, 646640), (236, 523340), (274, 450760), (295, 418672), (382, 323320), (472, 261670), (548, 225380), (590, 209336), (685, 180304), (764, 161660), (944, 130835), (955, 129328), (1096, 112690), (1180, 104668), (1370, 90152), (1528, 80830), (1910, 64664), (2192, 56345), (2360, 52334), (2740, 45076), (3056, 40415), (3820, 32332), (4720, 26167), (5480, 22538), (7640, 16166), (8083, 15280), (10960, 11269)]