206501560

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 472780800

約数和(自身を除く): 266279240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 179, 191, 302, 358, 382, 604, 716, 755, 764, 895, 955, 1208, 1432, 1510, 1528, 1790, 1910, 3020, 3580, 3820, 6040, 7160, 7640, 27029, 28841, 34189, 54058, 57682, 68378, 108116, 115364, 135145, 136756, 144205, 170945, 216232, 230728, 270290, 273512, 288410, 341890, 540580, 576820, 683780, 1081160, 1153640, 1367560, 5162539, 10325078, 20650156, 25812695, 41300312, 51625390, 103250780, 206501560]

約数ペア:

[(1, 206501560), (2, 103250780), (4, 51625390), (5, 41300312), (8, 25812695), (10, 20650156), (20, 10325078), (40, 5162539), (151, 1367560), (179, 1153640), (191, 1081160), (302, 683780), (358, 576820), (382, 540580), (604, 341890), (716, 288410), (755, 273512), (764, 270290), (895, 230728), (955, 216232), (1208, 170945), (1432, 144205), (1510, 136756), (1528, 135145), (1790, 115364), (1910, 108116), (3020, 68378), (3580, 57682), (3820, 54058), (6040, 34189), (7160, 28841), (7640, 27029)]