326782820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:877

約数の個数: 96

約数和(自身を含む): 848601600

約数和(自身を除く): 521818780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 409, 439, 455, 818, 878, 910, 1636, 1756, 1820, 2045, 2195, 2863, 3073, 4090, 4390, 5317, 5707, 5726, 6146, 8180, 8780, 10634, 11414, 11452, 12292, 14315, 15365, 21268, 22828, 26585, 28535, 28630, 30730, 37219, 39949, 53170, 57070, 57260, 61460, 74438, 79898, 106340, 114140, 148876, 159796, 179551, 186095, 199745, 359102, 372190, 399490, 718204, 744380, 798980, 897755, 1256857, 1795510, 2334163, 2513714, 3591020, 4668326, 5027428, 6284285, 9336652, 11670815, 12568570, 16339141, 23341630, 25137140, 32678282, 46683260, 65356564, 81695705, 163391410, 326782820]

約数ペア:

[(1, 326782820), (2, 163391410), (4, 81695705), (5, 65356564), (7, 46683260), (10, 32678282), (13, 25137140), (14, 23341630), (20, 16339141), (26, 12568570), (28, 11670815), (35, 9336652), (52, 6284285), (65, 5027428), (70, 4668326), (91, 3591020), (130, 2513714), (140, 2334163), (182, 1795510), (260, 1256857), (364, 897755), (409, 798980), (439, 744380), (455, 718204), (818, 399490), (878, 372190), (910, 359102), (1636, 199745), (1756, 186095), (1820, 179551), (2045, 159796), (2195, 148876), (2863, 114140), (3073, 106340), (4090, 79898), (4390, 74438), (5317, 61460), (5707, 57260), (5726, 57070), (6146, 53170), (8180, 39949), (8780, 37219), (10634, 30730), (11414, 28630), (11452, 28535), (12292, 26585), (14315, 22828), (15365, 21268)]