680262016

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1360

約数の個数: 128

約数和(自身を含む): 1684224000

約数和(自身を除く): 1003961984

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 32, 38, 56, 62, 64, 76, 112, 124, 128, 133, 152, 217, 224, 248, 266, 304, 434, 448, 496, 532, 589, 608, 868, 896, 992, 1064, 1178, 1216, 1289, 1736, 1984, 2128, 2356, 2432, 2578, 3472, 3968, 4123, 4256, 4712, 5156, 6944, 8246, 8512, 9023, 9424, 10312, 13888, 16492, 17024, 18046, 18848, 20624, 24491, 27776, 32984, 36092, 37696, 39959, 41248, 48982, 65968, 72184, 75392, 79918, 82496, 97964, 131936, 144368, 159836, 164992, 171437, 195928, 263872, 279713, 288736, 319672, 342874, 391856, 527744, 559426, 577472, 639344, 685748, 759221, 783712, 1118852, 1154944, 1278688, 1371496, 1518442, 1567424, 2237704, 2557376, 2742992, 3036884, 3134848, 4475408, 5114752, 5314547, 5485984, 6073768, 8950816, 10629094, 10971968, 12147536, 17901632, 21258188, 21943936, 24295072, 35803264, 42516376, 48590144, 85032752, 97180288, 170065504, 340131008, 680262016]

約数ペア:

[(1, 680262016), (2, 340131008), (4, 170065504), (7, 97180288), (8, 85032752), (14, 48590144), (16, 42516376), (19, 35803264), (28, 24295072), (31, 21943936), (32, 21258188), (38, 17901632), (56, 12147536), (62, 10971968), (64, 10629094), (76, 8950816), (112, 6073768), (124, 5485984), (128, 5314547), (133, 5114752), (152, 4475408), (217, 3134848), (224, 3036884), (248, 2742992), (266, 2557376), (304, 2237704), (434, 1567424), (448, 1518442), (496, 1371496), (532, 1278688), (589, 1154944), (608, 1118852), (868, 783712), (896, 759221), (992, 685748), (1064, 639344), (1178, 577472), (1216, 559426), (1289, 527744), (1736, 391856), (1984, 342874), (2128, 319672), (2356, 288736), (2432, 279713), (2578, 263872), (3472, 195928), (3968, 171437), (4123, 164992), (4256, 159836), (4712, 144368), (5156, 131936), (6944, 97964), (8246, 82496), (8512, 79918), (9023, 75392), (9424, 72184), (10312, 65968), (13888, 48982), (16492, 41248), (17024, 39959), (18046, 37696), (18848, 36092), (20624, 32984), (24491, 27776)]