221472800

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2741}}^1$

素因数の和:2862

約数の個数: 72

約数和(自身を含む): 546222852

約数和(自身を除く): 324750052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 160, 200, 202, 400, 404, 505, 800, 808, 1010, 1616, 2020, 2525, 2741, 3232, 4040, 5050, 5482, 8080, 10100, 10964, 13705, 16160, 20200, 21928, 27410, 40400, 43856, 54820, 68525, 80800, 87712, 109640, 137050, 219280, 274100, 276841, 438560, 548200, 553682, 1096400, 1107364, 1384205, 2192800, 2214728, 2768410, 4429456, 5536820, 6921025, 8858912, 11073640, 13842050, 22147280, 27684100, 44294560, 55368200, 110736400, 221472800]

約数ペア:

[(1, 221472800), (2, 110736400), (4, 55368200), (5, 44294560), (8, 27684100), (10, 22147280), (16, 13842050), (20, 11073640), (25, 8858912), (32, 6921025), (40, 5536820), (50, 4429456), (80, 2768410), (100, 2214728), (101, 2192800), (160, 1384205), (200, 1107364), (202, 1096400), (400, 553682), (404, 548200), (505, 438560), (800, 276841), (808, 274100), (1010, 219280), (1616, 137050), (2020, 109640), (2525, 87712), (2741, 80800), (3232, 68525), (4040, 54820), (5050, 43856), (5482, 40400), (8080, 27410), (10100, 21928), (10964, 20200), (13705, 16160)]