279985216

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 168

約数和(自身を含む): 704209920

約数和(自身を除く): 424224704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 37, 38, 49, 56, 64, 74, 76, 98, 112, 127, 133, 148, 152, 196, 224, 254, 259, 266, 296, 304, 392, 448, 508, 518, 532, 592, 608, 703, 784, 889, 931, 1016, 1036, 1064, 1184, 1216, 1406, 1568, 1778, 1813, 1862, 2032, 2072, 2128, 2368, 2413, 2812, 3136, 3556, 3626, 3724, 4064, 4144, 4256, 4699, 4826, 4921, 5624, 6223, 7112, 7252, 7448, 8128, 8288, 8512, 9398, 9652, 9842, 11248, 12446, 14224, 14504, 14896, 16576, 16891, 18796, 19304, 19684, 22496, 24892, 28448, 29008, 29792, 32893, 33782, 34447, 37592, 38608, 39368, 44992, 49784, 56896, 58016, 59584, 65786, 67564, 68894, 75184, 77216, 78736, 89281, 99568, 116032, 118237, 131572, 135128, 137788, 150368, 154432, 157472, 178562, 199136, 230251, 236474, 263144, 270256, 275576, 300736, 314944, 357124, 398272, 460502, 472948, 526288, 540512, 551152, 624967, 714248, 921004, 945896, 1052576, 1081024, 1102304, 1249934, 1428496, 1842008, 1891792, 2105152, 2204608, 2499868, 2856992, 3684016, 3783584, 4374769, 4999736, 5713984, 7368032, 7567168, 8749538, 9999472, 14736064, 17499076, 19998944, 34998152, 39997888, 69996304, 139992608, 279985216]

約数ペア:

[(1, 279985216), (2, 139992608), (4, 69996304), (7, 39997888), (8, 34998152), (14, 19998944), (16, 17499076), (19, 14736064), (28, 9999472), (32, 8749538), (37, 7567168), (38, 7368032), (49, 5713984), (56, 4999736), (64, 4374769), (74, 3783584), (76, 3684016), (98, 2856992), (112, 2499868), (127, 2204608), (133, 2105152), (148, 1891792), (152, 1842008), (196, 1428496), (224, 1249934), (254, 1102304), (259, 1081024), (266, 1052576), (296, 945896), (304, 921004), (392, 714248), (448, 624967), (508, 551152), (518, 540512), (532, 526288), (592, 472948), (608, 460502), (703, 398272), (784, 357124), (889, 314944), (931, 300736), (1016, 275576), (1036, 270256), (1064, 263144), (1184, 236474), (1216, 230251), (1406, 199136), (1568, 178562), (1778, 157472), (1813, 154432), (1862, 150368), (2032, 137788), (2072, 135128), (2128, 131572), (2368, 118237), (2413, 116032), (2812, 99568), (3136, 89281), (3556, 78736), (3626, 77216), (3724, 75184), (4064, 68894), (4144, 67564), (4256, 65786), (4699, 59584), (4826, 58016), (4921, 56896), (5624, 49784), (6223, 44992), (7112, 39368), (7252, 38608), (7448, 37592), (8128, 34447), (8288, 33782), (8512, 32893), (9398, 29792), (9652, 29008), (9842, 28448), (11248, 24892), (12446, 22496), (14224, 19684), (14504, 19304), (14896, 18796), (16576, 16891)]