256293990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5303}}^1$

素因数の和:5498

約数の個数: 64

約数和(自身を含む): 687398400

約数和(自身を除く): 431104410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 179, 270, 358, 537, 895, 1074, 1611, 1790, 2685, 3222, 4833, 5303, 5370, 8055, 9666, 10606, 15909, 16110, 24165, 26515, 31818, 47727, 48330, 53030, 79545, 95454, 143181, 159090, 238635, 286362, 477270, 715905, 949237, 1431810, 1898474, 2847711, 4746185, 5695422, 8543133, 9492370, 14238555, 17086266, 25629399, 28477110, 42715665, 51258798, 85431330, 128146995, 256293990]

約数ペア:

[(1, 256293990), (2, 128146995), (3, 85431330), (5, 51258798), (6, 42715665), (9, 28477110), (10, 25629399), (15, 17086266), (18, 14238555), (27, 9492370), (30, 8543133), (45, 5695422), (54, 4746185), (90, 2847711), (135, 1898474), (179, 1431810), (270, 949237), (358, 715905), (537, 477270), (895, 286362), (1074, 238635), (1611, 159090), (1790, 143181), (2685, 95454), (3222, 79545), (4833, 53030), (5303, 48330), (5370, 47727), (8055, 31818), (9666, 26515), (10606, 24165), (15909, 16110)]