1687657216

素因数分解:

$2^8\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 216

約数和(自身を含む): 4224580080

約数和(自身を除く): 2536922864

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 73, 76, 97, 98, 112, 128, 133, 146, 152, 194, 196, 224, 256, 266, 292, 304, 388, 392, 448, 511, 532, 584, 608, 679, 776, 784, 896, 931, 1022, 1064, 1168, 1216, 1358, 1387, 1552, 1568, 1792, 1843, 1862, 2044, 2128, 2336, 2432, 2716, 2774, 3104, 3136, 3577, 3686, 3724, 4088, 4256, 4672, 4753, 4864, 5432, 5548, 6208, 6272, 7081, 7154, 7372, 7448, 8176, 8512, 9344, 9506, 9709, 10864, 11096, 12416, 12544, 12901, 14162, 14308, 14744, 14896, 16352, 17024, 18688, 19012, 19418, 21728, 22192, 24832, 25802, 28324, 28616, 29488, 29792, 32704, 34048, 38024, 38836, 43456, 44384, 49567, 51604, 56648, 57232, 58976, 59584, 65408, 67963, 76048, 77672, 86912, 88768, 90307, 99134, 103208, 113296, 114464, 117952, 119168, 130816, 134539, 135926, 152096, 155344, 173824, 177536, 180614, 198268, 206416, 226592, 228928, 235904, 238336, 269078, 271852, 304192, 310688, 346969, 355072, 361228, 396536, 412832, 453184, 457856, 471808, 538156, 543704, 608384, 621376, 693938, 722456, 793072, 825664, 906368, 915712, 941773, 1076312, 1087408, 1216768, 1242752, 1387876, 1444912, 1586144, 1651328, 1812736, 1883546, 2152624, 2174816, 2485504, 2775752, 2889824, 3172288, 3302656, 3767092, 4305248, 4349632, 5551504, 5779648, 6344576, 6592411, 7534184, 8610496, 8699264, 11103008, 11559296, 12689152, 13184822, 15068368, 17220992, 17398528, 22206016, 23118592, 26369644, 30136736, 34441984, 44412032, 52739288, 60273472, 88824064, 105478576, 120546944, 210957152, 241093888, 421914304, 843828608, 1687657216]

約数ペア:

[(1, 1687657216), (2, 843828608), (4, 421914304), (7, 241093888), (8, 210957152), (14, 120546944), (16, 105478576), (19, 88824064), (28, 60273472), (32, 52739288), (38, 44412032), (49, 34441984), (56, 30136736), (64, 26369644), (73, 23118592), (76, 22206016), (97, 17398528), (98, 17220992), (112, 15068368), (128, 13184822), (133, 12689152), (146, 11559296), (152, 11103008), (194, 8699264), (196, 8610496), (224, 7534184), (256, 6592411), (266, 6344576), (292, 5779648), (304, 5551504), (388, 4349632), (392, 4305248), (448, 3767092), (511, 3302656), (532, 3172288), (584, 2889824), (608, 2775752), (679, 2485504), (776, 2174816), (784, 2152624), (896, 1883546), (931, 1812736), (1022, 1651328), (1064, 1586144), (1168, 1444912), (1216, 1387876), (1358, 1242752), (1387, 1216768), (1552, 1087408), (1568, 1076312), (1792, 941773), (1843, 915712), (1862, 906368), (2044, 825664), (2128, 793072), (2336, 722456), (2432, 693938), (2716, 621376), (2774, 608384), (3104, 543704), (3136, 538156), (3577, 471808), (3686, 457856), (3724, 453184), (4088, 412832), (4256, 396536), (4672, 361228), (4753, 355072), (4864, 346969), (5432, 310688), (5548, 304192), (6208, 271852), (6272, 269078), (7081, 238336), (7154, 235904), (7372, 228928), (7448, 226592), (8176, 206416), (8512, 198268), (9344, 180614), (9506, 177536), (9709, 173824), (10864, 155344), (11096, 152096), (12416, 135926), (12544, 134539), (12901, 130816), (14162, 119168), (14308, 117952), (14744, 114464), (14896, 113296), (16352, 103208), (17024, 99134), (18688, 90307), (19012, 88768), (19418, 86912), (21728, 77672), (22192, 76048), (24832, 67963), (25802, 65408), (28324, 59584), (28616, 58976), (29488, 57232), (29792, 56648), (32704, 51604), (34048, 49567), (38024, 44384), (38836, 43456)]