238974060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{306377}}^1$

素因数の和:306402

約数の個数: 48

約数和(自身を含む): 720601056

約数和(自身を除く): 481626996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 306377, 612754, 919131, 1225508, 1531885, 1838262, 3063770, 3676524, 3982901, 4595655, 6127540, 7965802, 9191310, 11948703, 15931604, 18382620, 19914505, 23897406, 39829010, 47794812, 59743515, 79658020, 119487030, 238974060]

約数ペア:

[(1, 238974060), (2, 119487030), (3, 79658020), (4, 59743515), (5, 47794812), (6, 39829010), (10, 23897406), (12, 19914505), (13, 18382620), (15, 15931604), (20, 11948703), (26, 9191310), (30, 7965802), (39, 6127540), (52, 4595655), (60, 3982901), (65, 3676524), (78, 3063770), (130, 1838262), (156, 1531885), (195, 1225508), (260, 919131), (390, 612754), (780, 306377)]