311553612

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{2789}}^1$

素因数の和:2935

約数の個数: 72

約数和(自身を含む): 822603600

約数和(自身を除く): 511049988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 107, 116, 174, 214, 261, 321, 348, 428, 522, 642, 963, 1044, 1284, 1926, 2789, 3103, 3852, 5578, 6206, 8367, 9309, 11156, 12412, 16734, 18618, 25101, 27927, 33468, 37236, 50202, 55854, 80881, 100404, 111708, 161762, 242643, 298423, 323524, 485286, 596846, 727929, 895269, 970572, 1193692, 1455858, 1790538, 2685807, 2911716, 3581076, 5371614, 8654267, 10743228, 17308534, 25962801, 34617068, 51925602, 77888403, 103851204, 155776806, 311553612]

約数ペア:

[(1, 311553612), (2, 155776806), (3, 103851204), (4, 77888403), (6, 51925602), (9, 34617068), (12, 25962801), (18, 17308534), (29, 10743228), (36, 8654267), (58, 5371614), (87, 3581076), (107, 2911716), (116, 2685807), (174, 1790538), (214, 1455858), (261, 1193692), (321, 970572), (348, 895269), (428, 727929), (522, 596846), (642, 485286), (963, 323524), (1044, 298423), (1284, 242643), (1926, 161762), (2789, 111708), (3103, 100404), (3852, 80881), (5578, 55854), (6206, 50202), (8367, 37236), (9309, 33468), (11156, 27927), (12412, 25101), (16734, 18618)]