208089140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{78229}}^1$

素因数の和:78264

約数の個数: 48

約数和(自身を含む): 525705600

約数和(自身を除く): 317616460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 78229, 156458, 312916, 391145, 547603, 782290, 1095206, 1486351, 1564580, 2190412, 2738015, 2972702, 5476030, 5945404, 7431755, 10404457, 10952060, 14863510, 20808914, 29727020, 41617828, 52022285, 104044570, 208089140]

約数ペア:

[(1, 208089140), (2, 104044570), (4, 52022285), (5, 41617828), (7, 29727020), (10, 20808914), (14, 14863510), (19, 10952060), (20, 10404457), (28, 7431755), (35, 5945404), (38, 5476030), (70, 2972702), (76, 2738015), (95, 2190412), (133, 1564580), (140, 1486351), (190, 1095206), (266, 782290), (380, 547603), (532, 391145), (665, 312916), (1330, 156458), (2660, 78229)]