87181320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5303}}^1$

素因数の和:5454

約数の個数: 64

約数和(自身を含む): 263502720

約数和(自身を除く): 176321400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2740, 3288, 4110, 5303, 5480, 8220, 10606, 15909, 16440, 21212, 26515, 31818, 42424, 53030, 63636, 79545, 106060, 127272, 159090, 212120, 318180, 636360, 726511, 1453022, 2179533, 2906044, 3632555, 4359066, 5812088, 7265110, 8718132, 10897665, 14530220, 17436264, 21795330, 29060440, 43590660, 87181320]

約数ペア:

[(1, 87181320), (2, 43590660), (3, 29060440), (4, 21795330), (5, 17436264), (6, 14530220), (8, 10897665), (10, 8718132), (12, 7265110), (15, 5812088), (20, 4359066), (24, 3632555), (30, 2906044), (40, 2179533), (60, 1453022), (120, 726511), (137, 636360), (274, 318180), (411, 212120), (548, 159090), (685, 127272), (822, 106060), (1096, 79545), (1370, 63636), (1644, 53030), (2055, 42424), (2740, 31818), (3288, 26515), (4110, 21212), (5303, 16440), (5480, 15909), (8220, 10606)]