249557616

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:420

約数の個数: 240

約数和(自身を含む): 885800448

約数和(自身を除く): 636242832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 33, 36, 42, 44, 48, 56, 63, 66, 71, 72, 77, 84, 88, 99, 112, 126, 132, 142, 144, 154, 168, 176, 198, 213, 231, 252, 264, 284, 308, 317, 336, 396, 426, 462, 497, 504, 528, 568, 616, 634, 639, 693, 781, 792, 852, 924, 951, 994, 1008, 1136, 1232, 1268, 1278, 1386, 1491, 1562, 1584, 1704, 1848, 1902, 1988, 2219, 2343, 2536, 2556, 2772, 2853, 2982, 3124, 3408, 3487, 3696, 3804, 3976, 4438, 4473, 4686, 5072, 5112, 5467, 5544, 5706, 5964, 6248, 6657, 6974, 7029, 7608, 7952, 8876, 8946, 9372, 10224, 10461, 10934, 11088, 11412, 11928, 12496, 13314, 13948, 14058, 15216, 16401, 17752, 17892, 18744, 19971, 20922, 21868, 22507, 22824, 23856, 24409, 26628, 27896, 28116, 31383, 32802, 35504, 35784, 37488, 39942, 41844, 43736, 45014, 45648, 48818, 49203, 53256, 55792, 56232, 62766, 65604, 67521, 71568, 73227, 79884, 83688, 87472, 90028, 97636, 98406, 106512, 112464, 125532, 131208, 135042, 146454, 157549, 159768, 167376, 180056, 195272, 196812, 202563, 219681, 247577, 251064, 262416, 270084, 292908, 315098, 319536, 360112, 390544, 393624, 405126, 439362, 472647, 495154, 502128, 540168, 585816, 630196, 742731, 787248, 810252, 878724, 945294, 990308, 1080336, 1171632, 1260392, 1417941, 1485462, 1620504, 1733039, 1757448, 1890588, 1980616, 2228193, 2520784, 2835882, 2970924, 3241008, 3466078, 3514896, 3781176, 3961232, 4456386, 5199117, 5671764, 5941848, 6932156, 7562352, 8912772, 10398234, 11343528, 11883696, 13864312, 15597351, 17825544, 20796468, 22687056, 27728624, 31194702, 35651088, 41592936, 62389404, 83185872, 124778808, 249557616]

約数ペア:

[(1, 249557616), (2, 124778808), (3, 83185872), (4, 62389404), (6, 41592936), (7, 35651088), (8, 31194702), (9, 27728624), (11, 22687056), (12, 20796468), (14, 17825544), (16, 15597351), (18, 13864312), (21, 11883696), (22, 11343528), (24, 10398234), (28, 8912772), (33, 7562352), (36, 6932156), (42, 5941848), (44, 5671764), (48, 5199117), (56, 4456386), (63, 3961232), (66, 3781176), (71, 3514896), (72, 3466078), (77, 3241008), (84, 2970924), (88, 2835882), (99, 2520784), (112, 2228193), (126, 1980616), (132, 1890588), (142, 1757448), (144, 1733039), (154, 1620504), (168, 1485462), (176, 1417941), (198, 1260392), (213, 1171632), (231, 1080336), (252, 990308), (264, 945294), (284, 878724), (308, 810252), (317, 787248), (336, 742731), (396, 630196), (426, 585816), (462, 540168), (497, 502128), (504, 495154), (528, 472647), (568, 439362), (616, 405126), (634, 393624), (639, 390544), (693, 360112), (781, 319536), (792, 315098), (852, 292908), (924, 270084), (951, 262416), (994, 251064), (1008, 247577), (1136, 219681), (1232, 202563), (1268, 196812), (1278, 195272), (1386, 180056), (1491, 167376), (1562, 159768), (1584, 157549), (1704, 146454), (1848, 135042), (1902, 131208), (1988, 125532), (2219, 112464), (2343, 106512), (2536, 98406), (2556, 97636), (2772, 90028), (2853, 87472), (2982, 83688), (3124, 79884), (3408, 73227), (3487, 71568), (3696, 67521), (3804, 65604), (3976, 62766), (4438, 56232), (4473, 55792), (4686, 53256), (5072, 49203), (5112, 48818), (5467, 45648), (5544, 45014), (5706, 43736), (5964, 41844), (6248, 39942), (6657, 37488), (6974, 35784), (7029, 35504), (7608, 32802), (7952, 31383), (8876, 28116), (8946, 27896), (9372, 26628), (10224, 24409), (10461, 23856), (10934, 22824), (11088, 22507), (11412, 21868), (11928, 20922), (12496, 19971), (13314, 18744), (13948, 17892), (14058, 17752), (15216, 16401)]