319249512

素因数分解:

$2^3\times 3^7\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 913939200

約数和(自身を除く): 594689688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 243, 257, 284, 324, 426, 486, 514, 568, 639, 648, 729, 771, 852, 972, 1028, 1278, 1458, 1542, 1704, 1917, 1944, 2056, 2187, 2313, 2556, 2916, 3084, 3834, 4374, 4626, 5112, 5751, 5832, 6168, 6939, 7668, 8748, 9252, 11502, 13878, 15336, 17253, 17496, 18247, 18504, 20817, 23004, 27756, 34506, 36494, 41634, 46008, 51759, 54741, 55512, 62451, 69012, 72988, 83268, 103518, 109482, 124902, 138024, 145976, 155277, 164223, 166536, 187353, 207036, 218964, 249804, 310554, 328446, 374706, 414072, 437928, 492669, 499608, 562059, 621108, 656892, 749412, 985338, 1124118, 1242216, 1313784, 1478007, 1498824, 1970676, 2248236, 2956014, 3941352, 4434021, 4496472, 5912028, 8868042, 11824056, 13302063, 17736084, 26604126, 35472168, 39906189, 53208252, 79812378, 106416504, 159624756, 319249512]

約数ペア:

[(1, 319249512), (2, 159624756), (3, 106416504), (4, 79812378), (6, 53208252), (8, 39906189), (9, 35472168), (12, 26604126), (18, 17736084), (24, 13302063), (27, 11824056), (36, 8868042), (54, 5912028), (71, 4496472), (72, 4434021), (81, 3941352), (108, 2956014), (142, 2248236), (162, 1970676), (213, 1498824), (216, 1478007), (243, 1313784), (257, 1242216), (284, 1124118), (324, 985338), (426, 749412), (486, 656892), (514, 621108), (568, 562059), (639, 499608), (648, 492669), (729, 437928), (771, 414072), (852, 374706), (972, 328446), (1028, 310554), (1278, 249804), (1458, 218964), (1542, 207036), (1704, 187353), (1917, 166536), (1944, 164223), (2056, 155277), (2187, 145976), (2313, 138024), (2556, 124902), (2916, 109482), (3084, 103518), (3834, 83268), (4374, 72988), (4626, 69012), (5112, 62451), (5751, 55512), (5832, 54741), (6168, 51759), (6939, 46008), (7668, 41634), (8748, 36494), (9252, 34506), (11502, 27756), (13878, 23004), (15336, 20817), (17253, 18504), (17496, 18247)]