764202440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{3769}}^1$

素因数の和:3954

約数の個数: 64

約数和(自身を含む): 1779289200

約数和(自身を除く): 1015086760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 137, 148, 185, 274, 296, 370, 548, 685, 740, 1096, 1370, 1480, 2740, 3769, 5069, 5480, 7538, 10138, 15076, 18845, 20276, 25345, 30152, 37690, 40552, 50690, 75380, 101380, 139453, 150760, 202760, 278906, 516353, 557812, 697265, 1032706, 1115624, 1394530, 2065412, 2581765, 2789060, 4130824, 5163530, 5578120, 10327060, 19105061, 20654120, 38210122, 76420244, 95525305, 152840488, 191050610, 382101220, 764202440]

約数ペア:

[(1, 764202440), (2, 382101220), (4, 191050610), (5, 152840488), (8, 95525305), (10, 76420244), (20, 38210122), (37, 20654120), (40, 19105061), (74, 10327060), (137, 5578120), (148, 5163530), (185, 4130824), (274, 2789060), (296, 2581765), (370, 2065412), (548, 1394530), (685, 1115624), (740, 1032706), (1096, 697265), (1370, 557812), (1480, 516353), (2740, 278906), (3769, 202760), (5069, 150760), (5480, 139453), (7538, 101380), (10138, 75380), (15076, 50690), (18845, 40552), (20276, 37690), (25345, 30152)]