254255904

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:492

約数の個数: 216

約数和(自身を含む): 862701840

約数和(自身を除く): 608445936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 43, 48, 49, 56, 63, 72, 84, 86, 96, 98, 112, 126, 129, 144, 147, 168, 172, 196, 224, 252, 258, 288, 294, 301, 336, 344, 387, 392, 419, 441, 504, 516, 588, 602, 672, 688, 774, 784, 838, 882, 903, 1008, 1032, 1176, 1204, 1257, 1376, 1548, 1568, 1676, 1764, 1806, 2016, 2064, 2107, 2352, 2408, 2514, 2709, 2933, 3096, 3352, 3528, 3612, 3771, 4128, 4214, 4704, 4816, 5028, 5418, 5866, 6192, 6321, 6704, 7056, 7224, 7542, 8428, 8799, 9632, 10056, 10836, 11732, 12384, 12642, 13408, 14112, 14448, 15084, 16856, 17598, 18017, 18963, 20112, 20531, 21672, 23464, 25284, 26397, 28896, 30168, 33712, 35196, 36034, 37926, 40224, 41062, 43344, 46928, 50568, 52794, 54051, 60336, 61593, 67424, 70392, 72068, 75852, 82124, 86688, 93856, 101136, 105588, 108102, 120672, 123186, 126119, 140784, 144136, 151704, 162153, 164248, 184779, 202272, 211176, 216204, 246372, 252238, 281568, 288272, 303408, 324306, 328496, 369558, 378357, 422352, 432408, 492744, 504476, 576544, 606816, 648612, 656992, 739116, 756714, 844704, 864816, 882833, 985488, 1008952, 1135071, 1297224, 1478232, 1513428, 1729632, 1765666, 1970976, 2017904, 2270142, 2594448, 2648499, 2956464, 3026856, 3531332, 4035808, 4540284, 5188896, 5296998, 5912928, 6053712, 7062664, 7945497, 9080568, 10593996, 12107424, 14125328, 15890994, 18161136, 21187992, 28250656, 31781988, 36322272, 42375984, 63563976, 84751968, 127127952, 254255904]

約数ペア:

[(1, 254255904), (2, 127127952), (3, 84751968), (4, 63563976), (6, 42375984), (7, 36322272), (8, 31781988), (9, 28250656), (12, 21187992), (14, 18161136), (16, 15890994), (18, 14125328), (21, 12107424), (24, 10593996), (28, 9080568), (32, 7945497), (36, 7062664), (42, 6053712), (43, 5912928), (48, 5296998), (49, 5188896), (56, 4540284), (63, 4035808), (72, 3531332), (84, 3026856), (86, 2956464), (96, 2648499), (98, 2594448), (112, 2270142), (126, 2017904), (129, 1970976), (144, 1765666), (147, 1729632), (168, 1513428), (172, 1478232), (196, 1297224), (224, 1135071), (252, 1008952), (258, 985488), (288, 882833), (294, 864816), (301, 844704), (336, 756714), (344, 739116), (387, 656992), (392, 648612), (419, 606816), (441, 576544), (504, 504476), (516, 492744), (588, 432408), (602, 422352), (672, 378357), (688, 369558), (774, 328496), (784, 324306), (838, 303408), (882, 288272), (903, 281568), (1008, 252238), (1032, 246372), (1176, 216204), (1204, 211176), (1257, 202272), (1376, 184779), (1548, 164248), (1568, 162153), (1676, 151704), (1764, 144136), (1806, 140784), (2016, 126119), (2064, 123186), (2107, 120672), (2352, 108102), (2408, 105588), (2514, 101136), (2709, 93856), (2933, 86688), (3096, 82124), (3352, 75852), (3528, 72068), (3612, 70392), (3771, 67424), (4128, 61593), (4214, 60336), (4704, 54051), (4816, 52794), (5028, 50568), (5418, 46928), (5866, 43344), (6192, 41062), (6321, 40224), (6704, 37926), (7056, 36034), (7224, 35196), (7542, 33712), (8428, 30168), (8799, 28896), (9632, 26397), (10056, 25284), (10836, 23464), (11732, 21672), (12384, 20531), (12642, 20112), (13408, 18963), (14112, 18017), (14448, 17598), (15084, 16856)]