678351310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{3119}}^1$

素因数の和:3385

約数の個数: 64

約数和(自身を含む): 1509580800

約数和(自身を除く): 831229490

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 239, 455, 478, 910, 1195, 1673, 2390, 3107, 3119, 3346, 6214, 6238, 8365, 15535, 15595, 16730, 21749, 21833, 31070, 31190, 40547, 43498, 43666, 81094, 108745, 109165, 202735, 217490, 218330, 283829, 405470, 567658, 745441, 1419145, 1490882, 2838290, 3727205, 5218087, 7454410, 9690733, 10436174, 19381466, 26090435, 48453665, 52180870, 67835131, 96907330, 135670262, 339175655, 678351310]

約数ペア:

[(1, 678351310), (2, 339175655), (5, 135670262), (7, 96907330), (10, 67835131), (13, 52180870), (14, 48453665), (26, 26090435), (35, 19381466), (65, 10436174), (70, 9690733), (91, 7454410), (130, 5218087), (182, 3727205), (239, 2838290), (455, 1490882), (478, 1419145), (910, 745441), (1195, 567658), (1673, 405470), (2390, 283829), (3107, 218330), (3119, 217490), (3346, 202735), (6214, 109165), (6238, 108745), (8365, 81094), (15535, 43666), (15595, 43498), (16730, 40547), (21749, 31190), (21833, 31070)]