218406656

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 508220160

約数和(自身を除く): 289813504

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 31, 32, 52, 58, 62, 64, 73, 104, 116, 124, 128, 146, 208, 232, 248, 256, 292, 377, 403, 416, 464, 496, 584, 754, 806, 832, 899, 928, 949, 992, 1168, 1508, 1612, 1664, 1798, 1856, 1898, 1984, 2117, 2263, 2336, 3016, 3224, 3328, 3596, 3712, 3796, 3968, 4234, 4526, 4672, 6032, 6448, 7192, 7424, 7592, 7936, 8468, 9052, 9344, 11687, 12064, 12896, 14384, 15184, 16936, 18104, 18688, 23374, 24128, 25792, 27521, 28768, 29419, 30368, 33872, 36208, 46748, 48256, 51584, 55042, 57536, 58838, 60736, 65627, 67744, 72416, 93496, 96512, 103168, 110084, 115072, 117676, 121472, 131254, 135488, 144832, 186992, 220168, 230144, 235352, 242944, 262508, 270976, 289664, 373984, 440336, 470704, 525016, 541952, 579328, 747968, 853151, 880672, 941408, 1050032, 1495936, 1706302, 1761344, 1882816, 2100064, 2991872, 3412604, 3522688, 3765632, 4200128, 6825208, 7045376, 7531264, 8400256, 13650416, 16800512, 27300832, 54601664, 109203328, 218406656]

約数ペア:

[(1, 218406656), (2, 109203328), (4, 54601664), (8, 27300832), (13, 16800512), (16, 13650416), (26, 8400256), (29, 7531264), (31, 7045376), (32, 6825208), (52, 4200128), (58, 3765632), (62, 3522688), (64, 3412604), (73, 2991872), (104, 2100064), (116, 1882816), (124, 1761344), (128, 1706302), (146, 1495936), (208, 1050032), (232, 941408), (248, 880672), (256, 853151), (292, 747968), (377, 579328), (403, 541952), (416, 525016), (464, 470704), (496, 440336), (584, 373984), (754, 289664), (806, 270976), (832, 262508), (899, 242944), (928, 235352), (949, 230144), (992, 220168), (1168, 186992), (1508, 144832), (1612, 135488), (1664, 131254), (1798, 121472), (1856, 117676), (1898, 115072), (1984, 110084), (2117, 103168), (2263, 96512), (2336, 93496), (3016, 72416), (3224, 67744), (3328, 65627), (3596, 60736), (3712, 58838), (3796, 57536), (3968, 55042), (4234, 51584), (4526, 48256), (4672, 46748), (6032, 36208), (6448, 33872), (7192, 30368), (7424, 29419), (7592, 28768), (7936, 27521), (8468, 25792), (9052, 24128), (9344, 23374), (11687, 18688), (12064, 18104), (12896, 16936), (14384, 15184)]