7216000

素因数分解:

$2^7\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 128

約数和(自身を含む): 20049120

約数和(自身を除く): 12833120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 41, 44, 50, 55, 64, 80, 82, 88, 100, 110, 125, 128, 160, 164, 176, 200, 205, 220, 250, 275, 320, 328, 352, 400, 410, 440, 451, 500, 550, 640, 656, 704, 800, 820, 880, 902, 1000, 1025, 1100, 1312, 1375, 1408, 1600, 1640, 1760, 1804, 2000, 2050, 2200, 2255, 2624, 2750, 3200, 3280, 3520, 3608, 4000, 4100, 4400, 4510, 5125, 5248, 5500, 6560, 7040, 7216, 8000, 8200, 8800, 9020, 10250, 11000, 11275, 13120, 14432, 16000, 16400, 17600, 18040, 20500, 22000, 22550, 26240, 28864, 32800, 35200, 36080, 41000, 44000, 45100, 56375, 57728, 65600, 72160, 82000, 88000, 90200, 112750, 131200, 144320, 164000, 176000, 180400, 225500, 288640, 328000, 360800, 451000, 656000, 721600, 902000, 1443200, 1804000, 3608000, 7216000]

約数ペア:

[(1, 7216000), (2, 3608000), (4, 1804000), (5, 1443200), (8, 902000), (10, 721600), (11, 656000), (16, 451000), (20, 360800), (22, 328000), (25, 288640), (32, 225500), (40, 180400), (41, 176000), (44, 164000), (50, 144320), (55, 131200), (64, 112750), (80, 90200), (82, 88000), (88, 82000), (100, 72160), (110, 65600), (125, 57728), (128, 56375), (160, 45100), (164, 44000), (176, 41000), (200, 36080), (205, 35200), (220, 32800), (250, 28864), (275, 26240), (320, 22550), (328, 22000), (352, 20500), (400, 18040), (410, 17600), (440, 16400), (451, 16000), (500, 14432), (550, 13120), (640, 11275), (656, 11000), (704, 10250), (800, 9020), (820, 8800), (880, 8200), (902, 8000), (1000, 7216), (1025, 7040), (1100, 6560), (1312, 5500), (1375, 5248), (1408, 5125), (1600, 4510), (1640, 4400), (1760, 4100), (1804, 4000), (2000, 3608), (2050, 3520), (2200, 3280), (2255, 3200), (2624, 2750)]