66207840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{137933}}^1$

素因数の和:137951

約数の個数: 48

約数和(自身を含む): 208556208

約数和(自身を除く): 142348368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 137933, 275866, 413799, 551732, 689665, 827598, 1103464, 1379330, 1655196, 2068995, 2206928, 2758660, 3310392, 4137990, 4413856, 5517320, 6620784, 8275980, 11034640, 13241568, 16551960, 22069280, 33103920, 66207840]

約数ペア:

[(1, 66207840), (2, 33103920), (3, 22069280), (4, 16551960), (5, 13241568), (6, 11034640), (8, 8275980), (10, 6620784), (12, 5517320), (15, 4413856), (16, 4137990), (20, 3310392), (24, 2758660), (30, 2206928), (32, 2068995), (40, 1655196), (48, 1379330), (60, 1103464), (80, 827598), (96, 689665), (120, 551732), (160, 413799), (240, 275866), (480, 137933)]