149780440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101203}}^1$

素因数の和:101251

約数の個数: 32

約数和(自身を含む): 346117680

約数和(自身を除く): 196337240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 101203, 202406, 404812, 506015, 809624, 1012030, 2024060, 3744511, 4048120, 7489022, 14978044, 18722555, 29956088, 37445110, 74890220, 149780440]

約数ペア:

[(1, 149780440), (2, 74890220), (4, 37445110), (5, 29956088), (8, 18722555), (10, 14978044), (20, 7489022), (37, 4048120), (40, 3744511), (74, 2024060), (148, 1012030), (185, 809624), (296, 506015), (370, 404812), (740, 202406), (1480, 101203)]