240636672

素因数分解:

$2^8\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:303

約数の個数: 216

約数和(自身を含む): 765273600

約数和(自身を除く): 524636928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 32, 36, 38, 46, 48, 57, 64, 69, 72, 76, 92, 96, 114, 128, 138, 144, 152, 171, 184, 192, 207, 228, 239, 256, 276, 288, 304, 342, 368, 384, 414, 437, 456, 478, 552, 576, 608, 684, 717, 736, 768, 828, 874, 912, 956, 1104, 1152, 1216, 1311, 1368, 1434, 1472, 1656, 1748, 1824, 1912, 2151, 2208, 2304, 2432, 2622, 2736, 2868, 2944, 3312, 3496, 3648, 3824, 3933, 4302, 4416, 4541, 4864, 5244, 5472, 5497, 5736, 5888, 6624, 6992, 7296, 7648, 7866, 8604, 8832, 9082, 10488, 10944, 10994, 11472, 13248, 13623, 13984, 14592, 15296, 15732, 16491, 17208, 17664, 18164, 20976, 21888, 21988, 22944, 26496, 27246, 27968, 30592, 31464, 32982, 34416, 36328, 40869, 41952, 43776, 43976, 45888, 49473, 52992, 54492, 55936, 61184, 62928, 65964, 68832, 72656, 81738, 83904, 87952, 91776, 98946, 104443, 108984, 111872, 125856, 131928, 137664, 145312, 163476, 167808, 175904, 183552, 197892, 208886, 217968, 251712, 263856, 275328, 290624, 313329, 326952, 335616, 351808, 395784, 417772, 435936, 503424, 527712, 550656, 581248, 626658, 653904, 703616, 791568, 835544, 871872, 939987, 1006848, 1055424, 1162496, 1253316, 1307808, 1407232, 1583136, 1671088, 1743744, 1879974, 2110848, 2506632, 2615616, 3166272, 3342176, 3487488, 3759948, 4221696, 5013264, 5231232, 6332544, 6684352, 7519896, 10026528, 10462464, 12665088, 13368704, 15039792, 20053056, 26737408, 30079584, 40106112, 60159168, 80212224, 120318336, 240636672]

約数ペア:

[(1, 240636672), (2, 120318336), (3, 80212224), (4, 60159168), (6, 40106112), (8, 30079584), (9, 26737408), (12, 20053056), (16, 15039792), (18, 13368704), (19, 12665088), (23, 10462464), (24, 10026528), (32, 7519896), (36, 6684352), (38, 6332544), (46, 5231232), (48, 5013264), (57, 4221696), (64, 3759948), (69, 3487488), (72, 3342176), (76, 3166272), (92, 2615616), (96, 2506632), (114, 2110848), (128, 1879974), (138, 1743744), (144, 1671088), (152, 1583136), (171, 1407232), (184, 1307808), (192, 1253316), (207, 1162496), (228, 1055424), (239, 1006848), (256, 939987), (276, 871872), (288, 835544), (304, 791568), (342, 703616), (368, 653904), (384, 626658), (414, 581248), (437, 550656), (456, 527712), (478, 503424), (552, 435936), (576, 417772), (608, 395784), (684, 351808), (717, 335616), (736, 326952), (768, 313329), (828, 290624), (874, 275328), (912, 263856), (956, 251712), (1104, 217968), (1152, 208886), (1216, 197892), (1311, 183552), (1368, 175904), (1434, 167808), (1472, 163476), (1656, 145312), (1748, 137664), (1824, 131928), (1912, 125856), (2151, 111872), (2208, 108984), (2304, 104443), (2432, 98946), (2622, 91776), (2736, 87952), (2868, 83904), (2944, 81738), (3312, 72656), (3496, 68832), (3648, 65964), (3824, 62928), (3933, 61184), (4302, 55936), (4416, 54492), (4541, 52992), (4864, 49473), (5244, 45888), (5472, 43976), (5497, 43776), (5736, 41952), (5888, 40869), (6624, 36328), (6992, 34416), (7296, 32982), (7648, 31464), (7866, 30592), (8604, 27968), (8832, 27246), (9082, 26496), (10488, 22944), (10944, 21988), (10994, 21888), (11472, 20976), (13248, 18164), (13623, 17664), (13984, 17208), (14592, 16491), (15296, 15732)]