778966328

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1349

約数の個数: 96

約数和(自身を含む): 1786950000

約数和(自身を除く): 1007983672

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 43, 49, 56, 74, 86, 98, 148, 172, 196, 259, 296, 301, 344, 392, 518, 602, 1036, 1204, 1249, 1591, 1813, 2072, 2107, 2408, 2498, 3182, 3626, 4214, 4996, 6364, 7252, 8428, 8743, 9992, 11137, 12728, 14504, 16856, 17486, 22274, 34972, 44548, 46213, 53707, 61201, 69944, 77959, 89096, 92426, 107414, 122402, 155918, 184852, 214828, 244804, 311836, 323491, 369704, 375949, 429656, 489608, 623672, 646982, 751898, 1293964, 1503796, 1987159, 2264437, 2587928, 2631643, 3007592, 3974318, 4528874, 5263286, 7948636, 9057748, 10526572, 13910113, 15897272, 18115496, 21053144, 27820226, 55640452, 97370791, 111280904, 194741582, 389483164, 778966328]

約数ペア:

[(1, 778966328), (2, 389483164), (4, 194741582), (7, 111280904), (8, 97370791), (14, 55640452), (28, 27820226), (37, 21053144), (43, 18115496), (49, 15897272), (56, 13910113), (74, 10526572), (86, 9057748), (98, 7948636), (148, 5263286), (172, 4528874), (196, 3974318), (259, 3007592), (296, 2631643), (301, 2587928), (344, 2264437), (392, 1987159), (518, 1503796), (602, 1293964), (1036, 751898), (1204, 646982), (1249, 623672), (1591, 489608), (1813, 429656), (2072, 375949), (2107, 369704), (2408, 323491), (2498, 311836), (3182, 244804), (3626, 214828), (4214, 184852), (4996, 155918), (6364, 122402), (7252, 107414), (8428, 92426), (8743, 89096), (9992, 77959), (11137, 69944), (12728, 61201), (14504, 53707), (16856, 46213), (17486, 44548), (22274, 34972)]