257184928

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 288

約数和(自身を含む): 733598208

約数和(自身を除く): 476413280

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 37, 44, 49, 52, 56, 62, 74, 77, 88, 91, 98, 104, 112, 124, 143, 148, 154, 176, 182, 196, 208, 217, 224, 248, 259, 286, 296, 308, 341, 352, 364, 392, 403, 407, 416, 434, 481, 496, 518, 539, 572, 592, 616, 637, 682, 728, 784, 806, 814, 868, 962, 992, 1001, 1036, 1078, 1144, 1147, 1184, 1232, 1274, 1364, 1456, 1519, 1568, 1612, 1628, 1736, 1813, 1924, 2002, 2072, 2156, 2288, 2294, 2387, 2464, 2548, 2728, 2821, 2849, 2912, 3038, 3224, 3256, 3367, 3472, 3626, 3848, 4004, 4144, 4312, 4433, 4576, 4588, 4774, 5096, 5291, 5456, 5642, 5698, 6076, 6448, 6512, 6734, 6944, 7007, 7252, 7696, 8008, 8029, 8288, 8624, 8866, 9176, 9548, 10192, 10582, 10912, 11284, 11396, 12152, 12617, 12896, 13024, 13468, 14014, 14504, 14911, 15392, 16016, 16058, 16709, 17248, 17732, 18352, 19096, 19747, 19943, 20384, 21164, 22568, 22792, 23569, 24304, 25234, 26936, 28028, 29008, 29822, 31031, 32032, 32116, 33418, 35464, 36704, 37037, 38192, 39494, 39886, 42328, 45136, 45584, 47138, 48608, 50468, 53872, 56056, 56203, 58016, 59644, 62062, 64232, 66836, 70928, 74074, 76384, 78988, 79772, 84656, 88319, 90272, 91168, 94276, 100936, 104377, 107744, 112112, 112406, 119288, 124124, 128464, 133672, 141856, 148148, 157976, 159544, 164021, 169312, 176638, 188552, 201872, 208754, 217217, 224224, 224812, 238576, 248248, 256928, 259259, 267344, 296296, 315952, 319088, 328042, 353276, 377104, 403744, 417508, 434434, 449624, 477152, 496496, 518518, 534688, 592592, 618233, 631904, 638176, 656084, 706552, 730639, 754208, 835016, 868868, 899248, 992992, 1037036, 1148147, 1185184, 1236466, 1312168, 1413104, 1461278, 1670032, 1737736, 1798496, 2074072, 2296294, 2472932, 2624336, 2826208, 2922556, 3340064, 3475472, 4148144, 4592588, 4945864, 5248672, 5845112, 6950944, 8037029, 8296288, 9185176, 9891728, 11690224, 16074058, 18370352, 19783456, 23380448, 32148116, 36740704, 64296232, 128592464, 257184928]

約数ペア:

[(1, 257184928), (2, 128592464), (4, 64296232), (7, 36740704), (8, 32148116), (11, 23380448), (13, 19783456), (14, 18370352), (16, 16074058), (22, 11690224), (26, 9891728), (28, 9185176), (31, 8296288), (32, 8037029), (37, 6950944), (44, 5845112), (49, 5248672), (52, 4945864), (56, 4592588), (62, 4148144), (74, 3475472), (77, 3340064), (88, 2922556), (91, 2826208), (98, 2624336), (104, 2472932), (112, 2296294), (124, 2074072), (143, 1798496), (148, 1737736), (154, 1670032), (176, 1461278), (182, 1413104), (196, 1312168), (208, 1236466), (217, 1185184), (224, 1148147), (248, 1037036), (259, 992992), (286, 899248), (296, 868868), (308, 835016), (341, 754208), (352, 730639), (364, 706552), (392, 656084), (403, 638176), (407, 631904), (416, 618233), (434, 592592), (481, 534688), (496, 518518), (518, 496496), (539, 477152), (572, 449624), (592, 434434), (616, 417508), (637, 403744), (682, 377104), (728, 353276), (784, 328042), (806, 319088), (814, 315952), (868, 296296), (962, 267344), (992, 259259), (1001, 256928), (1036, 248248), (1078, 238576), (1144, 224812), (1147, 224224), (1184, 217217), (1232, 208754), (1274, 201872), (1364, 188552), (1456, 176638), (1519, 169312), (1568, 164021), (1612, 159544), (1628, 157976), (1736, 148148), (1813, 141856), (1924, 133672), (2002, 128464), (2072, 124124), (2156, 119288), (2288, 112406), (2294, 112112), (2387, 107744), (2464, 104377), (2548, 100936), (2728, 94276), (2821, 91168), (2849, 90272), (2912, 88319), (3038, 84656), (3224, 79772), (3256, 78988), (3367, 76384), (3472, 74074), (3626, 70928), (3848, 66836), (4004, 64232), (4144, 62062), (4312, 59644), (4433, 58016), (4576, 56203), (4588, 56056), (4774, 53872), (5096, 50468), (5291, 48608), (5456, 47138), (5642, 45584), (5698, 45136), (6076, 42328), (6448, 39886), (6512, 39494), (6734, 38192), (6944, 37037), (7007, 36704), (7252, 35464), (7696, 33418), (8008, 32116), (8029, 32032), (8288, 31031), (8624, 29822), (8866, 29008), (9176, 28028), (9548, 26936), (10192, 25234), (10582, 24304), (10912, 23569), (11284, 22792), (11396, 22568), (12152, 21164), (12617, 20384), (12896, 19943), (13024, 19747), (13468, 19096), (14014, 18352), (14504, 17732), (14911, 17248), (15392, 16709), (16016, 16058)]