68863140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2003}}^1$

素因数の和:2209

約数の個数: 72

約数和(自身を含む): 210083328

約数和(自身を除く): 141220188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 955, 1146, 1719, 1910, 2003, 2292, 2865, 3438, 3820, 4006, 5730, 6009, 6876, 8012, 8595, 10015, 11460, 12018, 17190, 18027, 20030, 24036, 30045, 34380, 36054, 40060, 60090, 72108, 90135, 120180, 180270, 360540, 382573, 765146, 1147719, 1530292, 1912865, 2295438, 3443157, 3825730, 4590876, 5738595, 6886314, 7651460, 11477190, 13772628, 17215785, 22954380, 34431570, 68863140]

約数ペア:

[(1, 68863140), (2, 34431570), (3, 22954380), (4, 17215785), (5, 13772628), (6, 11477190), (9, 7651460), (10, 6886314), (12, 5738595), (15, 4590876), (18, 3825730), (20, 3443157), (30, 2295438), (36, 1912865), (45, 1530292), (60, 1147719), (90, 765146), (180, 382573), (191, 360540), (382, 180270), (573, 120180), (764, 90135), (955, 72108), (1146, 60090), (1719, 40060), (1910, 36054), (2003, 34380), (2292, 30045), (2865, 24036), (3438, 20030), (3820, 18027), (4006, 17190), (5730, 12018), (6009, 11460), (6876, 10015), (8012, 8595)]