211332720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{880553}}^1$

素因数の和:880569

約数の個数: 40

約数和(自身を含む): 655132176

約数和(自身を除く): 443799456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 880553, 1761106, 2641659, 3522212, 4402765, 5283318, 7044424, 8805530, 10566636, 13208295, 14088848, 17611060, 21133272, 26416590, 35222120, 42266544, 52833180, 70444240, 105666360, 211332720]

約数ペア:

[(1, 211332720), (2, 105666360), (3, 70444240), (4, 52833180), (5, 42266544), (6, 35222120), (8, 26416590), (10, 21133272), (12, 17611060), (15, 14088848), (16, 13208295), (20, 10566636), (24, 8805530), (30, 7044424), (40, 5283318), (48, 4402765), (60, 3522212), (80, 2641659), (120, 1761106), (240, 880553)]