311087988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{15683}}^1$

素因数の和:15741

約数の個数: 72

約数和(自身を含む): 856346400

約数和(自身を除く): 545258412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1653, 2204, 3306, 4959, 6612, 9918, 15683, 19836, 31366, 47049, 62732, 94098, 141147, 188196, 282294, 297977, 454807, 564588, 595954, 893931, 909614, 1191908, 1364421, 1787862, 1819228, 2681793, 2728842, 3575724, 4093263, 5363586, 5457684, 8186526, 8641333, 10727172, 16373052, 17282666, 25923999, 34565332, 51847998, 77771997, 103695996, 155543994, 311087988]

約数ペア:

[(1, 311087988), (2, 155543994), (3, 103695996), (4, 77771997), (6, 51847998), (9, 34565332), (12, 25923999), (18, 17282666), (19, 16373052), (29, 10727172), (36, 8641333), (38, 8186526), (57, 5457684), (58, 5363586), (76, 4093263), (87, 3575724), (114, 2728842), (116, 2681793), (171, 1819228), (174, 1787862), (228, 1364421), (261, 1191908), (342, 909614), (348, 893931), (522, 595954), (551, 564588), (684, 454807), (1044, 297977), (1102, 282294), (1653, 188196), (2204, 141147), (3306, 94098), (4959, 62732), (6612, 47049), (9918, 31366), (15683, 19836)]