67554180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1427}}^1$

素因数の和:1705

約数の個数: 72

約数和(自身を含む): 205837632

約数和(自身を除く): 138283452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1427, 1578, 2367, 2630, 2854, 3156, 3945, 4281, 4734, 5260, 5708, 7135, 7890, 8562, 9468, 11835, 12843, 14270, 15780, 17124, 21405, 23670, 25686, 28540, 42810, 47340, 51372, 64215, 85620, 128430, 256860, 375301, 750602, 1125903, 1501204, 1876505, 2251806, 3377709, 3753010, 4503612, 5629515, 6755418, 7506020, 11259030, 13510836, 16888545, 22518060, 33777090, 67554180]

約数ペア:

[(1, 67554180), (2, 33777090), (3, 22518060), (4, 16888545), (5, 13510836), (6, 11259030), (9, 7506020), (10, 6755418), (12, 5629515), (15, 4503612), (18, 3753010), (20, 3377709), (30, 2251806), (36, 1876505), (45, 1501204), (60, 1125903), (90, 750602), (180, 375301), (263, 256860), (526, 128430), (789, 85620), (1052, 64215), (1315, 51372), (1427, 47340), (1578, 42810), (2367, 28540), (2630, 25686), (2854, 23670), (3156, 21405), (3945, 17124), (4281, 15780), (4734, 14270), (5260, 12843), (5708, 11835), (7135, 9468), (7890, 8562)]