222720260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{1933}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 535454976

約数和(自身を除く): 312734716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 823, 1646, 1933, 3292, 3866, 4115, 5761, 7732, 8230, 9665, 11522, 13531, 16460, 19330, 23044, 27062, 28805, 38660, 54124, 57610, 67655, 115220, 135310, 270620, 1590859, 3181718, 6363436, 7954295, 11136013, 15908590, 22272026, 31817180, 44544052, 55680065, 111360130, 222720260]

約数ペア:

[(1, 222720260), (2, 111360130), (4, 55680065), (5, 44544052), (7, 31817180), (10, 22272026), (14, 15908590), (20, 11136013), (28, 7954295), (35, 6363436), (70, 3181718), (140, 1590859), (823, 270620), (1646, 135310), (1933, 115220), (3292, 67655), (3866, 57610), (4115, 54124), (5761, 38660), (7732, 28805), (8230, 27062), (9665, 23044), (11522, 19330), (13531, 16460)]