655443120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2731013}}^1$

素因数の和:2731029

約数の個数: 40

約数和(自身を含む): 2031874416

約数和(自身を除く): 1376431296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2731013, 5462026, 8193039, 10924052, 13655065, 16386078, 21848104, 27310130, 32772156, 40965195, 43696208, 54620260, 65544312, 81930390, 109240520, 131088624, 163860780, 218481040, 327721560, 655443120]

約数ペア:

[(1, 655443120), (2, 327721560), (3, 218481040), (4, 163860780), (5, 131088624), (6, 109240520), (8, 81930390), (10, 65544312), (12, 54620260), (15, 43696208), (16, 40965195), (20, 32772156), (24, 27310130), (30, 21848104), (40, 16386078), (48, 13655065), (60, 10924052), (80, 8193039), (120, 5462026), (240, 2731013)]