281977488

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 240

約数和(自身を含む): 905608704

約数和(自身を除く): 623631216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 43, 48, 52, 62, 72, 78, 86, 93, 104, 113, 117, 124, 129, 144, 156, 172, 186, 208, 226, 234, 248, 258, 279, 312, 339, 344, 372, 387, 403, 452, 468, 496, 516, 558, 559, 624, 678, 688, 744, 774, 806, 904, 936, 1017, 1032, 1116, 1118, 1209, 1333, 1356, 1469, 1488, 1548, 1612, 1677, 1808, 1872, 2034, 2064, 2232, 2236, 2418, 2666, 2712, 2938, 3096, 3224, 3354, 3503, 3627, 3999, 4068, 4407, 4464, 4472, 4836, 4859, 5031, 5332, 5424, 5876, 6192, 6448, 6708, 7006, 7254, 7998, 8136, 8814, 8944, 9672, 9718, 10062, 10509, 10664, 11752, 11997, 13221, 13416, 14012, 14508, 14577, 15996, 16272, 17329, 17628, 19344, 19436, 20124, 21018, 21328, 23504, 23994, 26442, 26832, 28024, 29016, 29154, 31527, 31992, 34658, 35256, 38872, 40248, 42036, 43731, 45539, 47988, 51987, 52884, 56048, 58032, 58308, 63054, 63167, 63984, 69316, 70512, 77744, 80496, 84072, 87462, 91078, 95976, 103974, 105768, 116616, 126108, 126334, 136617, 138632, 150629, 155961, 168144, 174924, 182156, 189501, 191952, 207948, 211536, 233232, 252216, 252668, 273234, 277264, 301258, 311922, 349848, 364312, 379002, 409851, 415896, 451887, 504432, 505336, 546468, 568503, 602516, 623844, 699696, 728624, 758004, 819702, 831792, 903774, 1010672, 1092936, 1137006, 1205032, 1247688, 1355661, 1516008, 1639404, 1807548, 1958177, 2185872, 2274012, 2410064, 2495376, 2711322, 3032016, 3278808, 3615096, 3916354, 4548024, 5422644, 5874531, 6557616, 7230192, 7832708, 9096048, 10845288, 11749062, 15665416, 17623593, 21690576, 23498124, 31330832, 35247186, 46996248, 70494372, 93992496, 140988744, 281977488]

約数ペア:

[(1, 281977488), (2, 140988744), (3, 93992496), (4, 70494372), (6, 46996248), (8, 35247186), (9, 31330832), (12, 23498124), (13, 21690576), (16, 17623593), (18, 15665416), (24, 11749062), (26, 10845288), (31, 9096048), (36, 7832708), (39, 7230192), (43, 6557616), (48, 5874531), (52, 5422644), (62, 4548024), (72, 3916354), (78, 3615096), (86, 3278808), (93, 3032016), (104, 2711322), (113, 2495376), (117, 2410064), (124, 2274012), (129, 2185872), (144, 1958177), (156, 1807548), (172, 1639404), (186, 1516008), (208, 1355661), (226, 1247688), (234, 1205032), (248, 1137006), (258, 1092936), (279, 1010672), (312, 903774), (339, 831792), (344, 819702), (372, 758004), (387, 728624), (403, 699696), (452, 623844), (468, 602516), (496, 568503), (516, 546468), (558, 505336), (559, 504432), (624, 451887), (678, 415896), (688, 409851), (744, 379002), (774, 364312), (806, 349848), (904, 311922), (936, 301258), (1017, 277264), (1032, 273234), (1116, 252668), (1118, 252216), (1209, 233232), (1333, 211536), (1356, 207948), (1469, 191952), (1488, 189501), (1548, 182156), (1612, 174924), (1677, 168144), (1808, 155961), (1872, 150629), (2034, 138632), (2064, 136617), (2232, 126334), (2236, 126108), (2418, 116616), (2666, 105768), (2712, 103974), (2938, 95976), (3096, 91078), (3224, 87462), (3354, 84072), (3503, 80496), (3627, 77744), (3999, 70512), (4068, 69316), (4407, 63984), (4464, 63167), (4472, 63054), (4836, 58308), (4859, 58032), (5031, 56048), (5332, 52884), (5424, 51987), (5876, 47988), (6192, 45539), (6448, 43731), (6708, 42036), (7006, 40248), (7254, 38872), (7998, 35256), (8136, 34658), (8814, 31992), (8944, 31527), (9672, 29154), (9718, 29016), (10062, 28024), (10509, 26832), (10664, 26442), (11752, 23994), (11997, 23504), (13221, 21328), (13416, 21018), (14012, 20124), (14508, 19436), (14577, 19344), (15996, 17628), (16272, 17329)]