1920575488

素因数分解:

$2^{11}\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 4316457600

約数和(自身を除く): 2395882112

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 169, 179, 208, 248, 256, 338, 358, 403, 416, 496, 512, 676, 716, 806, 832, 992, 1024, 1352, 1432, 1612, 1664, 1984, 2048, 2327, 2704, 2864, 3224, 3328, 3968, 4654, 5239, 5408, 5549, 5728, 6448, 6656, 7936, 9308, 10478, 10816, 11098, 11456, 12896, 13312, 15872, 18616, 20956, 21632, 22196, 22912, 25792, 26624, 30251, 31744, 37232, 41912, 43264, 44392, 45824, 51584, 60502, 63488, 72137, 74464, 83824, 86528, 88784, 91648, 103168, 121004, 144274, 148928, 167648, 173056, 177568, 183296, 206336, 242008, 288548, 297856, 335296, 346112, 355136, 366592, 412672, 484016, 577096, 595712, 670592, 710272, 825344, 937781, 968032, 1154192, 1191424, 1341184, 1420544, 1875562, 1936064, 2308384, 2382848, 2682368, 2841088, 3751124, 3872128, 4616768, 4765696, 5364736, 5682176, 7502248, 7744256, 9233536, 10729472, 11364352, 15004496, 15488512, 18467072, 30008992, 30977024, 36934144, 60017984, 61954048, 73868288, 120035968, 147736576, 240071936, 480143872, 960287744, 1920575488]

約数ペア:

[(1, 1920575488), (2, 960287744), (4, 480143872), (8, 240071936), (13, 147736576), (16, 120035968), (26, 73868288), (31, 61954048), (32, 60017984), (52, 36934144), (62, 30977024), (64, 30008992), (104, 18467072), (124, 15488512), (128, 15004496), (169, 11364352), (179, 10729472), (208, 9233536), (248, 7744256), (256, 7502248), (338, 5682176), (358, 5364736), (403, 4765696), (416, 4616768), (496, 3872128), (512, 3751124), (676, 2841088), (716, 2682368), (806, 2382848), (832, 2308384), (992, 1936064), (1024, 1875562), (1352, 1420544), (1432, 1341184), (1612, 1191424), (1664, 1154192), (1984, 968032), (2048, 937781), (2327, 825344), (2704, 710272), (2864, 670592), (3224, 595712), (3328, 577096), (3968, 484016), (4654, 412672), (5239, 366592), (5408, 355136), (5549, 346112), (5728, 335296), (6448, 297856), (6656, 288548), (7936, 242008), (9308, 206336), (10478, 183296), (10816, 177568), (11098, 173056), (11456, 167648), (12896, 148928), (13312, 144274), (15872, 121004), (18616, 103168), (20956, 91648), (21632, 88784), (22196, 86528), (22912, 83824), (25792, 74464), (26624, 72137), (30251, 63488), (31744, 60502), (37232, 51584), (41912, 45824), (43264, 44392)]