189249280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13441}}^1$

素因数の和:13473

約数の個数: 72

約数和(自身を含む): 494558064

約数和(自身を除く): 305308784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 13441, 14080, 26882, 53764, 67205, 107528, 134410, 147851, 215056, 268820, 295702, 430112, 537640, 591404, 739255, 860224, 1075280, 1182808, 1478510, 1720448, 2150560, 2365616, 2957020, 3440896, 4301120, 4731232, 5914040, 8602240, 9462464, 11828080, 17204480, 18924928, 23656160, 37849856, 47312320, 94624640, 189249280]

約数ペア:

[(1, 189249280), (2, 94624640), (4, 47312320), (5, 37849856), (8, 23656160), (10, 18924928), (11, 17204480), (16, 11828080), (20, 9462464), (22, 8602240), (32, 5914040), (40, 4731232), (44, 4301120), (55, 3440896), (64, 2957020), (80, 2365616), (88, 2150560), (110, 1720448), (128, 1478510), (160, 1182808), (176, 1075280), (220, 860224), (256, 739255), (320, 591404), (352, 537640), (440, 430112), (640, 295702), (704, 268820), (880, 215056), (1280, 147851), (1408, 134410), (1760, 107528), (2816, 67205), (3520, 53764), (7040, 26882), (13441, 14080)]