278260452

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{1381}}^1$

素因数の和:1613

約数の個数: 72

約数和(自身を含む): 731934840

約数和(自身を除く): 453674388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 193, 261, 348, 386, 522, 579, 772, 1044, 1158, 1381, 1737, 2316, 2762, 3474, 4143, 5524, 5597, 6948, 8286, 11194, 12429, 16572, 16791, 22388, 24858, 33582, 40049, 49716, 50373, 67164, 80098, 100746, 120147, 160196, 201492, 240294, 266533, 360441, 480588, 533066, 720882, 799599, 1066132, 1441764, 1599198, 2398797, 3198396, 4797594, 7729457, 9595188, 15458914, 23188371, 30917828, 46376742, 69565113, 92753484, 139130226, 278260452]

約数ペア:

[(1, 278260452), (2, 139130226), (3, 92753484), (4, 69565113), (6, 46376742), (9, 30917828), (12, 23188371), (18, 15458914), (29, 9595188), (36, 7729457), (58, 4797594), (87, 3198396), (116, 2398797), (174, 1599198), (193, 1441764), (261, 1066132), (348, 799599), (386, 720882), (522, 533066), (579, 480588), (772, 360441), (1044, 266533), (1158, 240294), (1381, 201492), (1737, 160196), (2316, 120147), (2762, 100746), (3474, 80098), (4143, 67164), (5524, 50373), (5597, 49716), (6948, 40049), (8286, 33582), (11194, 24858), (12429, 22388), (16572, 16791)]