278284032

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 288

約数和(自身を含む): 938604800

約数和(自身を除く): 660320768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 32, 36, 38, 39, 48, 52, 54, 57, 64, 72, 76, 78, 96, 104, 108, 114, 117, 128, 144, 152, 156, 163, 171, 192, 208, 216, 228, 234, 247, 256, 288, 304, 312, 326, 342, 351, 384, 416, 432, 456, 468, 489, 494, 513, 576, 608, 624, 652, 684, 702, 741, 768, 832, 864, 912, 936, 978, 988, 1026, 1152, 1216, 1248, 1304, 1368, 1404, 1467, 1482, 1664, 1728, 1824, 1872, 1956, 1976, 2052, 2119, 2223, 2304, 2432, 2496, 2608, 2736, 2808, 2934, 2964, 3097, 3328, 3456, 3648, 3744, 3912, 3952, 4104, 4238, 4401, 4446, 4864, 4992, 5216, 5472, 5616, 5868, 5928, 6194, 6357, 6669, 6912, 7296, 7488, 7824, 7904, 8208, 8476, 8802, 8892, 9291, 9984, 10432, 10944, 11232, 11736, 11856, 12388, 12714, 13338, 14592, 14976, 15648, 15808, 16416, 16952, 17604, 17784, 18582, 19071, 20864, 21888, 22464, 23472, 23712, 24776, 25428, 26676, 27873, 29952, 31296, 31616, 32832, 33904, 35208, 35568, 37164, 38142, 40261, 41728, 43776, 44928, 46944, 47424, 49552, 50856, 53352, 55746, 57213, 62592, 63232, 65664, 67808, 70416, 71136, 74328, 76284, 80522, 83619, 89856, 93888, 94848, 99104, 101712, 106704, 111492, 114426, 120783, 125184, 131328, 135616, 140832, 142272, 148656, 152568, 161044, 167238, 187776, 189696, 198208, 203424, 213408, 222984, 228852, 241566, 271232, 281664, 284544, 297312, 305136, 322088, 334476, 362349, 375552, 396416, 406848, 426816, 445968, 457704, 483132, 542464, 563328, 569088, 594624, 610272, 644176, 668952, 724698, 792832, 813696, 853632, 891936, 915408, 966264, 1087047, 1126656, 1189248, 1220544, 1288352, 1337904, 1449396, 1627392, 1707264, 1783872, 1830816, 1932528, 2174094, 2378496, 2441088, 2576704, 2675808, 2898792, 3567744, 3661632, 3865056, 4348188, 4882176, 5153408, 5351616, 5797584, 7135488, 7323264, 7730112, 8696376, 10306816, 10703232, 11595168, 14646528, 15460224, 17392752, 21406464, 23190336, 30920448, 34785504, 46380672, 69571008, 92761344, 139142016, 278284032]

約数ペア:

[(1, 278284032), (2, 139142016), (3, 92761344), (4, 69571008), (6, 46380672), (8, 34785504), (9, 30920448), (12, 23190336), (13, 21406464), (16, 17392752), (18, 15460224), (19, 14646528), (24, 11595168), (26, 10703232), (27, 10306816), (32, 8696376), (36, 7730112), (38, 7323264), (39, 7135488), (48, 5797584), (52, 5351616), (54, 5153408), (57, 4882176), (64, 4348188), (72, 3865056), (76, 3661632), (78, 3567744), (96, 2898792), (104, 2675808), (108, 2576704), (114, 2441088), (117, 2378496), (128, 2174094), (144, 1932528), (152, 1830816), (156, 1783872), (163, 1707264), (171, 1627392), (192, 1449396), (208, 1337904), (216, 1288352), (228, 1220544), (234, 1189248), (247, 1126656), (256, 1087047), (288, 966264), (304, 915408), (312, 891936), (326, 853632), (342, 813696), (351, 792832), (384, 724698), (416, 668952), (432, 644176), (456, 610272), (468, 594624), (489, 569088), (494, 563328), (513, 542464), (576, 483132), (608, 457704), (624, 445968), (652, 426816), (684, 406848), (702, 396416), (741, 375552), (768, 362349), (832, 334476), (864, 322088), (912, 305136), (936, 297312), (978, 284544), (988, 281664), (1026, 271232), (1152, 241566), (1216, 228852), (1248, 222984), (1304, 213408), (1368, 203424), (1404, 198208), (1467, 189696), (1482, 187776), (1664, 167238), (1728, 161044), (1824, 152568), (1872, 148656), (1956, 142272), (1976, 140832), (2052, 135616), (2119, 131328), (2223, 125184), (2304, 120783), (2432, 114426), (2496, 111492), (2608, 106704), (2736, 101712), (2808, 99104), (2934, 94848), (2964, 93888), (3097, 89856), (3328, 83619), (3456, 80522), (3648, 76284), (3744, 74328), (3912, 71136), (3952, 70416), (4104, 67808), (4238, 65664), (4401, 63232), (4446, 62592), (4864, 57213), (4992, 55746), (5216, 53352), (5472, 50856), (5616, 49552), (5868, 47424), (5928, 46944), (6194, 44928), (6357, 43776), (6669, 41728), (6912, 40261), (7296, 38142), (7488, 37164), (7824, 35568), (7904, 35208), (8208, 33904), (8476, 32832), (8802, 31616), (8892, 31296), (9291, 29952), (9984, 27873), (10432, 26676), (10944, 25428), (11232, 24776), (11736, 23712), (11856, 23472), (12388, 22464), (12714, 21888), (13338, 20864), (14592, 19071), (14976, 18582), (15648, 17784), (15808, 17604), (16416, 16952)]