206308980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{677}}^1\times {\mathrm{1693}}^1$

素因数の和:2385

約数の個数: 72

約数和(自身を含む): 627098472

約数和(自身を除く): 420789492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 677, 1354, 1693, 2031, 2708, 3385, 3386, 4062, 5079, 6093, 6770, 6772, 8124, 8465, 10155, 10158, 12186, 13540, 15237, 16930, 20310, 20316, 24372, 25395, 30465, 30474, 33860, 40620, 50790, 60930, 60948, 76185, 101580, 121860, 152370, 304740, 1146161, 2292322, 3438483, 4584644, 5730805, 6876966, 10315449, 11461610, 13753932, 17192415, 20630898, 22923220, 34384830, 41261796, 51577245, 68769660, 103154490, 206308980]

約数ペア:

[(1, 206308980), (2, 103154490), (3, 68769660), (4, 51577245), (5, 41261796), (6, 34384830), (9, 22923220), (10, 20630898), (12, 17192415), (15, 13753932), (18, 11461610), (20, 10315449), (30, 6876966), (36, 5730805), (45, 4584644), (60, 3438483), (90, 2292322), (180, 1146161), (677, 304740), (1354, 152370), (1693, 121860), (2031, 101580), (2708, 76185), (3385, 60948), (3386, 60930), (4062, 50790), (5079, 40620), (6093, 33860), (6770, 30474), (6772, 30465), (8124, 25395), (8465, 24372), (10155, 20316), (10158, 20310), (12186, 16930), (13540, 15237)]