68713020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{381739}}^1$

素因数の和:381754

約数の個数: 36

約数和(自身を含む): 208430040

約数和(自身を除く): 139717020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 381739, 763478, 1145217, 1526956, 1908695, 2290434, 3435651, 3817390, 4580868, 5726085, 6871302, 7634780, 11452170, 13742604, 17178255, 22904340, 34356510, 68713020]

約数ペア:

[(1, 68713020), (2, 34356510), (3, 22904340), (4, 17178255), (5, 13742604), (6, 11452170), (9, 7634780), (10, 6871302), (12, 5726085), (15, 4580868), (18, 3817390), (20, 3435651), (30, 2290434), (36, 1908695), (45, 1526956), (60, 1145217), (90, 763478), (180, 381739)]