206852570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 404490240

約数和(自身を除く): 197637670

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 109, 115, 185, 218, 223, 230, 370, 446, 545, 851, 1090, 1115, 1702, 2230, 2507, 4033, 4255, 5014, 5129, 8066, 8251, 8510, 10258, 12535, 16502, 20165, 24307, 25070, 25645, 40330, 41255, 48614, 51290, 82510, 92759, 121535, 185518, 189773, 243070, 379546, 463795, 559061, 899359, 927590, 948865, 1118122, 1798718, 1897730, 2795305, 4496795, 5590610, 8993590, 20685257, 41370514, 103426285, 206852570]

約数ペア:

[(1, 206852570), (2, 103426285), (5, 41370514), (10, 20685257), (23, 8993590), (37, 5590610), (46, 4496795), (74, 2795305), (109, 1897730), (115, 1798718), (185, 1118122), (218, 948865), (223, 927590), (230, 899359), (370, 559061), (446, 463795), (545, 379546), (851, 243070), (1090, 189773), (1115, 185518), (1702, 121535), (2230, 92759), (2507, 82510), (4033, 51290), (4255, 48614), (5014, 41255), (5129, 40330), (8066, 25645), (8251, 25070), (8510, 24307), (10258, 20165), (12535, 16502)]