155823120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{216421}}^1$

素因数の和:216440

約数の個数: 60

約数和(自身を含む): 523308396

約数和(自身を除く): 367485276

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 216421, 432842, 649263, 865684, 1082105, 1298526, 1731368, 1947789, 2164210, 2597052, 3246315, 3462736, 3895578, 4328420, 5194104, 6492630, 7791156, 8656840, 9738945, 10388208, 12985260, 15582312, 17313680, 19477890, 25970520, 31164624, 38955780, 51941040, 77911560, 155823120]

約数ペア:

[(1, 155823120), (2, 77911560), (3, 51941040), (4, 38955780), (5, 31164624), (6, 25970520), (8, 19477890), (9, 17313680), (10, 15582312), (12, 12985260), (15, 10388208), (16, 9738945), (18, 8656840), (20, 7791156), (24, 6492630), (30, 5194104), (36, 4328420), (40, 3895578), (45, 3462736), (48, 3246315), (60, 2597052), (72, 2164210), (80, 1947789), (90, 1731368), (120, 1298526), (144, 1082105), (180, 865684), (240, 649263), (360, 432842), (720, 216421)]