1285870208

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 256

約数和(自身を含む): 3331238400

約数和(自身を除く): 2045368192

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 32, 34, 41, 56, 58, 64, 68, 71, 82, 112, 116, 119, 128, 136, 142, 164, 203, 224, 232, 238, 272, 284, 287, 328, 406, 448, 464, 476, 493, 497, 544, 568, 574, 656, 697, 812, 896, 928, 952, 986, 994, 1088, 1136, 1148, 1189, 1207, 1312, 1394, 1624, 1856, 1904, 1972, 1988, 2059, 2176, 2272, 2296, 2378, 2414, 2624, 2788, 2911, 3248, 3451, 3712, 3808, 3944, 3976, 4118, 4544, 4592, 4756, 4828, 4879, 5248, 5576, 5822, 6496, 6902, 7616, 7888, 7952, 8236, 8323, 8449, 9088, 9184, 9512, 9656, 9758, 11152, 11644, 12992, 13804, 14413, 15232, 15776, 15904, 16472, 16646, 16898, 18368, 19024, 19312, 19516, 20213, 20377, 22304, 23288, 25984, 27608, 28826, 31552, 31808, 32944, 33292, 33796, 35003, 36736, 38048, 38624, 39032, 40426, 40754, 44608, 46576, 49487, 55216, 57652, 63104, 63616, 65888, 66584, 67592, 70006, 76096, 77248, 78064, 80852, 81508, 84419, 89216, 93152, 98974, 110432, 115304, 131776, 133168, 135184, 140012, 141491, 152192, 154496, 156128, 161704, 163016, 168838, 186304, 197948, 220864, 230608, 245021, 263552, 266336, 270368, 280024, 282982, 312256, 323408, 326032, 337676, 346409, 372608, 395896, 441728, 461216, 490042, 532672, 540736, 560048, 565964, 590933, 624512, 646816, 652064, 675352, 692818, 791792, 922432, 980084, 1065344, 1081472, 1120096, 1131928, 1181866, 1293632, 1304128, 1350704, 1385636, 1435123, 1583584, 1844864, 1960168, 2240192, 2263856, 2363732, 2587264, 2608256, 2701408, 2771272, 2870246, 3167168, 3920336, 4480384, 4527712, 4727464, 5402816, 5542544, 5740492, 6334336, 7840672, 9055424, 9454928, 10045861, 10805632, 11085088, 11480984, 15681344, 18110848, 18909856, 20091722, 22170176, 22961968, 31362688, 37819712, 40183444, 44340352, 45923936, 75639424, 80366888, 91847872, 160733776, 183695744, 321467552, 642935104, 1285870208]

約数ペア:

[(1, 1285870208), (2, 642935104), (4, 321467552), (7, 183695744), (8, 160733776), (14, 91847872), (16, 80366888), (17, 75639424), (28, 45923936), (29, 44340352), (32, 40183444), (34, 37819712), (41, 31362688), (56, 22961968), (58, 22170176), (64, 20091722), (68, 18909856), (71, 18110848), (82, 15681344), (112, 11480984), (116, 11085088), (119, 10805632), (128, 10045861), (136, 9454928), (142, 9055424), (164, 7840672), (203, 6334336), (224, 5740492), (232, 5542544), (238, 5402816), (272, 4727464), (284, 4527712), (287, 4480384), (328, 3920336), (406, 3167168), (448, 2870246), (464, 2771272), (476, 2701408), (493, 2608256), (497, 2587264), (544, 2363732), (568, 2263856), (574, 2240192), (656, 1960168), (697, 1844864), (812, 1583584), (896, 1435123), (928, 1385636), (952, 1350704), (986, 1304128), (994, 1293632), (1088, 1181866), (1136, 1131928), (1148, 1120096), (1189, 1081472), (1207, 1065344), (1312, 980084), (1394, 922432), (1624, 791792), (1856, 692818), (1904, 675352), (1972, 652064), (1988, 646816), (2059, 624512), (2176, 590933), (2272, 565964), (2296, 560048), (2378, 540736), (2414, 532672), (2624, 490042), (2788, 461216), (2911, 441728), (3248, 395896), (3451, 372608), (3712, 346409), (3808, 337676), (3944, 326032), (3976, 323408), (4118, 312256), (4544, 282982), (4592, 280024), (4756, 270368), (4828, 266336), (4879, 263552), (5248, 245021), (5576, 230608), (5822, 220864), (6496, 197948), (6902, 186304), (7616, 168838), (7888, 163016), (7952, 161704), (8236, 156128), (8323, 154496), (8449, 152192), (9088, 141491), (9184, 140012), (9512, 135184), (9656, 133168), (9758, 131776), (11152, 115304), (11644, 110432), (12992, 98974), (13804, 93152), (14413, 89216), (15232, 84419), (15776, 81508), (15904, 80852), (16472, 78064), (16646, 77248), (16898, 76096), (18368, 70006), (19024, 67592), (19312, 66584), (19516, 65888), (20213, 63616), (20377, 63104), (22304, 57652), (23288, 55216), (25984, 49487), (27608, 46576), (28826, 44608), (31552, 40754), (31808, 40426), (32944, 39032), (33292, 38624), (33796, 38048), (35003, 36736)]