18323880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4127}}^1$

素因数の和:4178

約数の個数: 64

約数和(自身を含む): 56471040

約数和(自身を除く): 38147160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4127, 4440, 8254, 12381, 16508, 20635, 24762, 33016, 41270, 49524, 61905, 82540, 99048, 123810, 152699, 165080, 247620, 305398, 458097, 495240, 610796, 763495, 916194, 1221592, 1526990, 1832388, 2290485, 3053980, 3664776, 4580970, 6107960, 9161940, 18323880]

約数ペア:

[(1, 18323880), (2, 9161940), (3, 6107960), (4, 4580970), (5, 3664776), (6, 3053980), (8, 2290485), (10, 1832388), (12, 1526990), (15, 1221592), (20, 916194), (24, 763495), (30, 610796), (37, 495240), (40, 458097), (60, 305398), (74, 247620), (111, 165080), (120, 152699), (148, 123810), (185, 99048), (222, 82540), (296, 61905), (370, 49524), (444, 41270), (555, 33016), (740, 24762), (888, 20635), (1110, 16508), (1480, 12381), (2220, 8254), (4127, 4440)]