257489568

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{379}}^1$

素因数の和:739

約数の個数: 144

約数和(自身を含む): 841538880

約数和(自身を除く): 584049312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 337, 379, 504, 672, 674, 758, 1008, 1011, 1137, 1348, 1516, 2016, 2022, 2274, 2359, 2653, 2696, 3032, 3033, 3411, 4044, 4548, 4718, 5306, 5392, 6064, 6066, 6822, 7077, 7959, 8088, 9096, 9436, 10612, 10784, 12128, 12132, 13644, 14154, 15918, 16176, 18192, 18872, 21224, 21231, 23877, 24264, 27288, 28308, 31836, 32352, 36384, 37744, 42448, 42462, 47754, 48528, 54576, 56616, 63672, 75488, 84896, 84924, 95508, 97056, 109152, 113232, 127344, 127723, 169848, 191016, 226464, 254688, 255446, 339696, 382032, 383169, 510892, 679392, 764064, 766338, 894061, 1021784, 1149507, 1532676, 1788122, 2043568, 2299014, 2682183, 3065352, 3576244, 4087136, 4598028, 5364366, 6130704, 7152488, 8046549, 9196056, 10728732, 12261408, 14304976, 16093098, 18392112, 21457464, 28609952, 32186196, 36784224, 42914928, 64372392, 85829856, 128744784, 257489568]

約数ペア:

[(1, 257489568), (2, 128744784), (3, 85829856), (4, 64372392), (6, 42914928), (7, 36784224), (8, 32186196), (9, 28609952), (12, 21457464), (14, 18392112), (16, 16093098), (18, 14304976), (21, 12261408), (24, 10728732), (28, 9196056), (32, 8046549), (36, 7152488), (42, 6130704), (48, 5364366), (56, 4598028), (63, 4087136), (72, 3576244), (84, 3065352), (96, 2682183), (112, 2299014), (126, 2043568), (144, 1788122), (168, 1532676), (224, 1149507), (252, 1021784), (288, 894061), (336, 766338), (337, 764064), (379, 679392), (504, 510892), (672, 383169), (674, 382032), (758, 339696), (1008, 255446), (1011, 254688), (1137, 226464), (1348, 191016), (1516, 169848), (2016, 127723), (2022, 127344), (2274, 113232), (2359, 109152), (2653, 97056), (2696, 95508), (3032, 84924), (3033, 84896), (3411, 75488), (4044, 63672), (4548, 56616), (4718, 54576), (5306, 48528), (5392, 47754), (6064, 42462), (6066, 42448), (6822, 37744), (7077, 36384), (7959, 32352), (8088, 31836), (9096, 28308), (9436, 27288), (10612, 24264), (10784, 23877), (12128, 21231), (12132, 21224), (13644, 18872), (14154, 18192), (15918, 16176)]