261310656

素因数分解:

$2^6\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1021}}^1$

素因数の和:1110

約数の個数: 112

約数和(自身を含む): 730999808

約数和(自身を除く): 469689152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 43, 48, 62, 64, 86, 93, 96, 124, 129, 172, 186, 192, 248, 258, 344, 372, 496, 516, 688, 744, 992, 1021, 1032, 1333, 1376, 1488, 1984, 2042, 2064, 2666, 2752, 2976, 3063, 3999, 4084, 4128, 5332, 5952, 6126, 7998, 8168, 8256, 10664, 12252, 15996, 16336, 21328, 24504, 31651, 31992, 32672, 42656, 43903, 49008, 63302, 63984, 65344, 85312, 87806, 94953, 98016, 126604, 127968, 131709, 175612, 189906, 196032, 253208, 255936, 263418, 351224, 379812, 506416, 526836, 702448, 759624, 1012832, 1053672, 1360993, 1404896, 1519248, 2025664, 2107344, 2721986, 2809792, 3038496, 4082979, 4214688, 5443972, 6076992, 8165958, 8429376, 10887944, 16331916, 21775888, 32663832, 43551776, 65327664, 87103552, 130655328, 261310656]

約数ペア:

[(1, 261310656), (2, 130655328), (3, 87103552), (4, 65327664), (6, 43551776), (8, 32663832), (12, 21775888), (16, 16331916), (24, 10887944), (31, 8429376), (32, 8165958), (43, 6076992), (48, 5443972), (62, 4214688), (64, 4082979), (86, 3038496), (93, 2809792), (96, 2721986), (124, 2107344), (129, 2025664), (172, 1519248), (186, 1404896), (192, 1360993), (248, 1053672), (258, 1012832), (344, 759624), (372, 702448), (496, 526836), (516, 506416), (688, 379812), (744, 351224), (992, 263418), (1021, 255936), (1032, 253208), (1333, 196032), (1376, 189906), (1488, 175612), (1984, 131709), (2042, 127968), (2064, 126604), (2666, 98016), (2752, 94953), (2976, 87806), (3063, 85312), (3999, 65344), (4084, 63984), (4128, 63302), (5332, 49008), (5952, 43903), (6126, 42656), (7998, 32672), (8168, 31992), (8256, 31651), (10664, 24504), (12252, 21328), (15996, 16336)]