202721040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{281557}}^1$

素因数の和:281576

約数の個数: 60

約数和(自身を含む): 680807244

約数和(自身を除く): 478086204

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, 281557, 563114, 844671, 1126228, 1407785, 1689342, 2252456, 2534013, 2815570, 3378684, 4223355, 4504912, 5068026, 5631140, 6757368, 8446710, 10136052, 11262280, 12670065, 13514736, 16893420, 20272104, 22524560, 25340130, 33786840, 40544208, 50680260, 67573680, 101360520, 202721040]

約数ペア:

[(1, 202721040), (2, 101360520), (3, 67573680), (4, 50680260), (5, 40544208), (6, 33786840), (8, 25340130), (9, 22524560), (10, 20272104), (12, 16893420), (15, 13514736), (16, 12670065), (18, 11262280), (20, 10136052), (24, 8446710), (30, 6757368), (36, 5631140), (40, 5068026), (45, 4504912), (48, 4223355), (60, 3378684), (72, 2815570), (80, 2534013), (90, 2252456), (120, 1689342), (144, 1407785), (180, 1126228), (240, 844671), (360, 563114), (720, 281557)]