218829130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 446342400

約数和(自身を除く): 227513270

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 163, 230, 299, 326, 449, 598, 815, 898, 1495, 1630, 2119, 2245, 2990, 3749, 4238, 4490, 5837, 7498, 10327, 10595, 11674, 18745, 20654, 21190, 29185, 37490, 48737, 51635, 58370, 73187, 97474, 103270, 134251, 146374, 243685, 268502, 365935, 487370, 671255, 731870, 951431, 1342510, 1683301, 1902862, 3366602, 4757155, 8416505, 9514310, 16833010, 21882913, 43765826, 109414565, 218829130]

約数ペア:

[(1, 218829130), (2, 109414565), (5, 43765826), (10, 21882913), (13, 16833010), (23, 9514310), (26, 8416505), (46, 4757155), (65, 3366602), (115, 1902862), (130, 1683301), (163, 1342510), (230, 951431), (299, 731870), (326, 671255), (449, 487370), (598, 365935), (815, 268502), (898, 243685), (1495, 146374), (1630, 134251), (2119, 103270), (2245, 97474), (2990, 73187), (3749, 58370), (4238, 51635), (4490, 48737), (5837, 37490), (7498, 29185), (10327, 21190), (10595, 20654), (11674, 18745)]