257419512

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2791}}^1$

素因数の和:2874

約数の個数: 128

約数和(自身を含む): 830899200

約数和(自身を除く): 573479688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 61, 63, 72, 84, 108, 122, 126, 168, 183, 189, 216, 244, 252, 366, 378, 427, 488, 504, 549, 732, 756, 854, 1098, 1281, 1464, 1512, 1647, 1708, 2196, 2562, 2791, 3294, 3416, 3843, 4392, 5124, 5582, 6588, 7686, 8373, 10248, 11164, 11529, 13176, 15372, 16746, 19537, 22328, 23058, 25119, 30744, 33492, 39074, 46116, 50238, 58611, 66984, 75357, 78148, 92232, 100476, 117222, 150714, 156296, 170251, 175833, 200952, 234444, 301428, 340502, 351666, 468888, 510753, 527499, 602856, 681004, 703332, 1021506, 1054998, 1191757, 1362008, 1406664, 1532259, 2043012, 2109996, 2383514, 3064518, 3575271, 4086024, 4219992, 4596777, 4767028, 6129036, 7150542, 9193554, 9534056, 10725813, 12258072, 14301084, 18387108, 21451626, 28602168, 32177439, 36774216, 42903252, 64354878, 85806504, 128709756, 257419512]

約数ペア:

[(1, 257419512), (2, 128709756), (3, 85806504), (4, 64354878), (6, 42903252), (7, 36774216), (8, 32177439), (9, 28602168), (12, 21451626), (14, 18387108), (18, 14301084), (21, 12258072), (24, 10725813), (27, 9534056), (28, 9193554), (36, 7150542), (42, 6129036), (54, 4767028), (56, 4596777), (61, 4219992), (63, 4086024), (72, 3575271), (84, 3064518), (108, 2383514), (122, 2109996), (126, 2043012), (168, 1532259), (183, 1406664), (189, 1362008), (216, 1191757), (244, 1054998), (252, 1021506), (366, 703332), (378, 681004), (427, 602856), (488, 527499), (504, 510753), (549, 468888), (732, 351666), (756, 340502), (854, 301428), (1098, 234444), (1281, 200952), (1464, 175833), (1512, 170251), (1647, 156296), (1708, 150714), (2196, 117222), (2562, 100476), (2791, 92232), (3294, 78148), (3416, 75357), (3843, 66984), (4392, 58611), (5124, 50238), (5582, 46116), (6588, 39074), (7686, 33492), (8373, 30744), (10248, 25119), (11164, 23058), (11529, 22328), (13176, 19537), (15372, 16746)]