68006715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1292

約数の個数: 64

約数和(自身を含む): 136028160

約数和(自身を除く): 68021445

約数列:

[1, 3, 5, 7, 15, 17, 21, 31, 35, 51, 85, 93, 105, 119, 155, 217, 255, 357, 465, 527, 595, 651, 1085, 1229, 1581, 1785, 2635, 3255, 3687, 3689, 6145, 7905, 8603, 11067, 18435, 18445, 20893, 25809, 38099, 43015, 55335, 62679, 104465, 114297, 129045, 146251, 190495, 266693, 313395, 438753, 571485, 647683, 731255, 800079, 1333465, 1943049, 2193765, 3238415, 4000395, 4533781, 9715245, 13601343, 22668905, 68006715]

約数ペア:

[(1, 68006715), (3, 22668905), (5, 13601343), (7, 9715245), (15, 4533781), (17, 4000395), (21, 3238415), (31, 2193765), (35, 1943049), (51, 1333465), (85, 800079), (93, 731255), (105, 647683), (119, 571485), (155, 438753), (217, 313395), (255, 266693), (357, 190495), (465, 146251), (527, 129045), (595, 114297), (651, 104465), (1085, 62679), (1229, 55335), (1581, 43015), (1785, 38099), (2635, 25809), (3255, 20893), (3687, 18445), (3689, 18435), (6145, 11067), (7905, 8603)]