204996960

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{6779}}^1$

素因数の和:6810

約数の個数: 192

約数和(自身を含む): 820108800

約数和(自身を除く): 615111840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 6779, 7560, 10080, 13558, 15120, 20337, 27116, 30240, 33895, 40674, 47453, 54232, 61011, 67790, 81348, 94906, 101685, 108464, 122022, 135580, 142359, 162696, 183033, 189812, 203370, 216928, 237265, 244044, 271160, 284718, 305055, 325392, 366066, 379624, 406740, 427077, 474530, 488088, 542320, 569436, 610110, 650784, 711795, 732132, 759248, 813480, 854154, 915165, 949060, 976176, 1084640, 1138872, 1220220, 1281231, 1423590, 1464264, 1518496, 1626960, 1708308, 1830330, 1898120, 1952352, 2135385, 2277744, 2440440, 2562462, 2847180, 2928528, 3253920, 3416616, 3660660, 3796240, 4270770, 4555488, 4880880, 5124924, 5694360, 5857056, 6406155, 6833232, 7321320, 7592480, 8541540, 9761760, 10249848, 11388720, 12812310, 13666464, 14642640, 17083080, 20499696, 22777440, 25624620, 29285280, 34166160, 40999392, 51249240, 68332320, 102498480, 204996960]

約数ペア:

[(1, 204996960), (2, 102498480), (3, 68332320), (4, 51249240), (5, 40999392), (6, 34166160), (7, 29285280), (8, 25624620), (9, 22777440), (10, 20499696), (12, 17083080), (14, 14642640), (15, 13666464), (16, 12812310), (18, 11388720), (20, 10249848), (21, 9761760), (24, 8541540), (27, 7592480), (28, 7321320), (30, 6833232), (32, 6406155), (35, 5857056), (36, 5694360), (40, 5124924), (42, 4880880), (45, 4555488), (48, 4270770), (54, 3796240), (56, 3660660), (60, 3416616), (63, 3253920), (70, 2928528), (72, 2847180), (80, 2562462), (84, 2440440), (90, 2277744), (96, 2135385), (105, 1952352), (108, 1898120), (112, 1830330), (120, 1708308), (126, 1626960), (135, 1518496), (140, 1464264), (144, 1423590), (160, 1281231), (168, 1220220), (180, 1138872), (189, 1084640), (210, 976176), (216, 949060), (224, 915165), (240, 854154), (252, 813480), (270, 759248), (280, 732132), (288, 711795), (315, 650784), (336, 610110), (360, 569436), (378, 542320), (420, 488088), (432, 474530), (480, 427077), (504, 406740), (540, 379624), (560, 366066), (630, 325392), (672, 305055), (720, 284718), (756, 271160), (840, 244044), (864, 237265), (945, 216928), (1008, 203370), (1080, 189812), (1120, 183033), (1260, 162696), (1440, 142359), (1512, 135580), (1680, 122022), (1890, 108464), (2016, 101685), (2160, 94906), (2520, 81348), (3024, 67790), (3360, 61011), (3780, 54232), (4320, 47453), (5040, 40674), (6048, 33895), (6779, 30240), (7560, 27116), (10080, 20337), (13558, 15120)]