208023040

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3533}}^1$

素因数の和:3579

約数の個数: 80

約数和(自身を含む): 520600608

約数和(自身を除く): 312577568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2944, 3533, 3680, 5888, 7066, 7360, 11776, 14132, 14720, 17665, 28264, 29440, 35330, 56528, 58880, 70660, 81259, 113056, 141320, 162518, 226112, 282640, 325036, 406295, 452224, 565280, 650072, 812590, 904448, 1130560, 1300144, 1625180, 1808896, 2261120, 2600288, 3250360, 4522240, 5200576, 6500720, 9044480, 10401152, 13001440, 20802304, 26002880, 41604608, 52005760, 104011520, 208023040]

約数ペア:

[(1, 208023040), (2, 104011520), (4, 52005760), (5, 41604608), (8, 26002880), (10, 20802304), (16, 13001440), (20, 10401152), (23, 9044480), (32, 6500720), (40, 5200576), (46, 4522240), (64, 3250360), (80, 2600288), (92, 2261120), (115, 1808896), (128, 1625180), (160, 1300144), (184, 1130560), (230, 904448), (256, 812590), (320, 650072), (368, 565280), (460, 452224), (512, 406295), (640, 325036), (736, 282640), (920, 226112), (1280, 162518), (1472, 141320), (1840, 113056), (2560, 81259), (2944, 70660), (3533, 58880), (3680, 56528), (5888, 35330), (7066, 29440), (7360, 28264), (11776, 17665), (14132, 14720)]