1279932416

素因数分解:

$2^{11}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 3186892800

約数和(自身を除く): 1906960384

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 56, 64, 74, 76, 112, 127, 128, 133, 148, 152, 224, 254, 256, 259, 266, 296, 304, 448, 508, 512, 518, 532, 592, 608, 703, 889, 896, 1016, 1024, 1036, 1064, 1184, 1216, 1406, 1778, 1792, 2032, 2048, 2072, 2128, 2368, 2413, 2432, 2812, 3556, 3584, 4064, 4144, 4256, 4699, 4736, 4826, 4864, 4921, 5624, 7112, 7168, 8128, 8288, 8512, 9398, 9472, 9652, 9728, 9842, 11248, 14224, 14336, 16256, 16576, 16891, 17024, 18796, 18944, 19304, 19456, 19684, 22496, 28448, 32512, 32893, 33152, 33782, 34048, 37592, 37888, 38608, 38912, 39368, 44992, 56896, 65024, 65786, 66304, 67564, 68096, 75184, 75776, 77216, 78736, 89281, 89984, 113792, 130048, 131572, 132608, 135128, 136192, 150368, 154432, 157472, 178562, 179968, 227584, 260096, 263144, 265216, 270256, 272384, 300736, 308864, 314944, 357124, 359936, 455168, 526288, 530432, 540512, 601472, 617728, 624967, 629888, 714248, 719872, 910336, 1052576, 1081024, 1202944, 1235456, 1249934, 1259776, 1428496, 1439744, 1820672, 2105152, 2162048, 2405888, 2470912, 2499868, 2519552, 2856992, 4210304, 4324096, 4811776, 4941824, 4999736, 5039104, 5713984, 8420608, 8648192, 9623552, 9999472, 10078208, 11427968, 16841216, 17296384, 19998944, 22855936, 33682432, 34592768, 39997888, 45711872, 67364864, 79995776, 91423744, 159991552, 182847488, 319983104, 639966208, 1279932416]

約数ペア:

[(1, 1279932416), (2, 639966208), (4, 319983104), (7, 182847488), (8, 159991552), (14, 91423744), (16, 79995776), (19, 67364864), (28, 45711872), (32, 39997888), (37, 34592768), (38, 33682432), (56, 22855936), (64, 19998944), (74, 17296384), (76, 16841216), (112, 11427968), (127, 10078208), (128, 9999472), (133, 9623552), (148, 8648192), (152, 8420608), (224, 5713984), (254, 5039104), (256, 4999736), (259, 4941824), (266, 4811776), (296, 4324096), (304, 4210304), (448, 2856992), (508, 2519552), (512, 2499868), (518, 2470912), (532, 2405888), (592, 2162048), (608, 2105152), (703, 1820672), (889, 1439744), (896, 1428496), (1016, 1259776), (1024, 1249934), (1036, 1235456), (1064, 1202944), (1184, 1081024), (1216, 1052576), (1406, 910336), (1778, 719872), (1792, 714248), (2032, 629888), (2048, 624967), (2072, 617728), (2128, 601472), (2368, 540512), (2413, 530432), (2432, 526288), (2812, 455168), (3556, 359936), (3584, 357124), (4064, 314944), (4144, 308864), (4256, 300736), (4699, 272384), (4736, 270256), (4826, 265216), (4864, 263144), (4921, 260096), (5624, 227584), (7112, 179968), (7168, 178562), (8128, 157472), (8288, 154432), (8512, 150368), (9398, 136192), (9472, 135128), (9652, 132608), (9728, 131572), (9842, 130048), (11248, 113792), (14224, 89984), (14336, 89281), (16256, 78736), (16576, 77216), (16891, 75776), (17024, 75184), (18796, 68096), (18944, 67564), (19304, 66304), (19456, 65786), (19684, 65024), (22496, 56896), (28448, 44992), (32512, 39368), (32893, 38912), (33152, 38608), (33782, 37888), (34048, 37592)]