1979567744

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:124

約数の個数: 288

約数和(自身を含む): 5388415200

約数和(自身を除く): 3408847456

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 32, 38, 44, 56, 62, 64, 76, 77, 88, 112, 121, 124, 128, 133, 152, 154, 176, 209, 217, 224, 242, 248, 266, 304, 308, 341, 352, 418, 434, 448, 484, 496, 532, 589, 608, 616, 682, 704, 836, 847, 868, 896, 961, 968, 992, 1064, 1178, 1216, 1232, 1364, 1408, 1463, 1672, 1694, 1736, 1922, 1936, 1984, 2128, 2299, 2356, 2387, 2432, 2464, 2728, 2926, 3344, 3388, 3472, 3751, 3844, 3872, 3968, 4123, 4256, 4598, 4712, 4774, 4928, 5456, 5852, 6479, 6688, 6727, 6776, 6944, 7502, 7688, 7744, 8246, 8512, 9196, 9424, 9548, 9856, 10571, 10912, 11704, 12958, 13376, 13454, 13552, 13888, 15004, 15376, 15488, 16093, 16492, 17024, 18259, 18392, 18848, 19096, 21142, 21824, 23408, 25916, 26257, 26752, 26908, 27104, 27776, 30008, 30752, 32186, 32984, 36518, 36784, 37696, 38192, 42284, 43648, 45353, 46816, 51832, 52514, 53816, 54208, 60016, 61504, 64372, 65968, 71269, 73036, 73568, 73997, 75392, 76384, 84568, 90706, 93632, 103664, 105028, 107632, 108416, 116281, 120032, 123008, 127813, 128744, 131936, 142538, 146072, 147136, 147994, 152768, 169136, 181412, 187264, 200849, 207328, 210056, 215264, 232562, 240064, 255626, 257488, 263872, 285076, 292144, 294272, 295988, 305536, 338272, 362824, 401698, 414656, 420112, 430528, 465124, 480128, 498883, 511252, 514976, 527744, 570152, 584288, 591976, 676544, 725648, 803396, 813967, 829312, 840224, 861056, 930248, 997766, 1022504, 1029952, 1140304, 1168576, 1183952, 1353088, 1405943, 1451296, 1606792, 1627934, 1680448, 1860496, 1995532, 2045008, 2059904, 2209339, 2280608, 2337152, 2367904, 2811886, 2902592, 3213584, 3255868, 3360896, 3720992, 3991064, 4090016, 4418678, 4561216, 4735808, 5623772, 5805184, 6427168, 6511736, 7441984, 7982128, 8180032, 8837356, 9122432, 9471616, 11247544, 12854336, 13023472, 14883968, 15465373, 15964256, 16360064, 17674712, 22495088, 25708672, 26046944, 30930746, 31928512, 35349424, 44990176, 52093888, 61861492, 63857024, 70698848, 89980352, 104187776, 123722984, 141397696, 179960704, 247445968, 282795392, 494891936, 989783872, 1979567744]

約数ペア:

[(1, 1979567744), (2, 989783872), (4, 494891936), (7, 282795392), (8, 247445968), (11, 179960704), (14, 141397696), (16, 123722984), (19, 104187776), (22, 89980352), (28, 70698848), (31, 63857024), (32, 61861492), (38, 52093888), (44, 44990176), (56, 35349424), (62, 31928512), (64, 30930746), (76, 26046944), (77, 25708672), (88, 22495088), (112, 17674712), (121, 16360064), (124, 15964256), (128, 15465373), (133, 14883968), (152, 13023472), (154, 12854336), (176, 11247544), (209, 9471616), (217, 9122432), (224, 8837356), (242, 8180032), (248, 7982128), (266, 7441984), (304, 6511736), (308, 6427168), (341, 5805184), (352, 5623772), (418, 4735808), (434, 4561216), (448, 4418678), (484, 4090016), (496, 3991064), (532, 3720992), (589, 3360896), (608, 3255868), (616, 3213584), (682, 2902592), (704, 2811886), (836, 2367904), (847, 2337152), (868, 2280608), (896, 2209339), (961, 2059904), (968, 2045008), (992, 1995532), (1064, 1860496), (1178, 1680448), (1216, 1627934), (1232, 1606792), (1364, 1451296), (1408, 1405943), (1463, 1353088), (1672, 1183952), (1694, 1168576), (1736, 1140304), (1922, 1029952), (1936, 1022504), (1984, 997766), (2128, 930248), (2299, 861056), (2356, 840224), (2387, 829312), (2432, 813967), (2464, 803396), (2728, 725648), (2926, 676544), (3344, 591976), (3388, 584288), (3472, 570152), (3751, 527744), (3844, 514976), (3872, 511252), (3968, 498883), (4123, 480128), (4256, 465124), (4598, 430528), (4712, 420112), (4774, 414656), (4928, 401698), (5456, 362824), (5852, 338272), (6479, 305536), (6688, 295988), (6727, 294272), (6776, 292144), (6944, 285076), (7502, 263872), (7688, 257488), (7744, 255626), (8246, 240064), (8512, 232562), (9196, 215264), (9424, 210056), (9548, 207328), (9856, 200849), (10571, 187264), (10912, 181412), (11704, 169136), (12958, 152768), (13376, 147994), (13454, 147136), (13552, 146072), (13888, 142538), (15004, 131936), (15376, 128744), (15488, 127813), (16093, 123008), (16492, 120032), (17024, 116281), (18259, 108416), (18392, 107632), (18848, 105028), (19096, 103664), (21142, 93632), (21824, 90706), (23408, 84568), (25916, 76384), (26257, 75392), (26752, 73997), (26908, 73568), (27104, 73036), (27776, 71269), (30008, 65968), (30752, 64372), (32186, 61504), (32984, 60016), (36518, 54208), (36784, 53816), (37696, 52514), (38192, 51832), (42284, 46816), (43648, 45353)]