40698990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{491}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 109105920

約数和(自身を除く): 68406930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 307, 491, 614, 921, 982, 1473, 1535, 1842, 2455, 2763, 2946, 3070, 4419, 4605, 4910, 5526, 7365, 8289, 8838, 9210, 13257, 13815, 14730, 16578, 22095, 26514, 27630, 41445, 44190, 66285, 82890, 132570, 150737, 301474, 452211, 753685, 904422, 1356633, 1507370, 2261055, 2713266, 4069899, 4522110, 6783165, 8139798, 13566330, 20349495, 40698990]

約数ペア:

[(1, 40698990), (2, 20349495), (3, 13566330), (5, 8139798), (6, 6783165), (9, 4522110), (10, 4069899), (15, 2713266), (18, 2261055), (27, 1507370), (30, 1356633), (45, 904422), (54, 753685), (90, 452211), (135, 301474), (270, 150737), (307, 132570), (491, 82890), (614, 66285), (921, 44190), (982, 41445), (1473, 27630), (1535, 26514), (1842, 22095), (2455, 16578), (2763, 14730), (2946, 13815), (3070, 13257), (4419, 9210), (4605, 8838), (4910, 8289), (5526, 7365)]