128212860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6871}}^1$

素因数の和:7194

約数の個数: 48

約数和(自身を含む): 360202752

約数和(自身を除く): 231989892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1244, 1555, 1866, 3110, 3732, 4665, 6220, 6871, 9330, 13742, 18660, 20613, 27484, 34355, 41226, 68710, 82452, 103065, 137420, 206130, 412260, 2136881, 4273762, 6410643, 8547524, 10684405, 12821286, 21368810, 25642572, 32053215, 42737620, 64106430, 128212860]

約数ペア:

[(1, 128212860), (2, 64106430), (3, 42737620), (4, 32053215), (5, 25642572), (6, 21368810), (10, 12821286), (12, 10684405), (15, 8547524), (20, 6410643), (30, 4273762), (60, 2136881), (311, 412260), (622, 206130), (933, 137420), (1244, 103065), (1555, 82452), (1866, 68710), (3110, 41226), (3732, 34355), (4665, 27484), (6220, 20613), (6871, 18660), (9330, 13742)]