211516968

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1223

約数の個数: 128

約数和(自身を含む): 619315200

約数和(自身を除く): 407798232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 228, 247, 248, 312, 372, 403, 456, 494, 589, 741, 744, 806, 988, 1151, 1178, 1209, 1482, 1612, 1767, 1976, 2302, 2356, 2418, 2964, 3224, 3453, 3534, 4604, 4712, 4836, 5928, 6906, 7068, 7657, 9208, 9672, 13812, 14136, 14963, 15314, 21869, 22971, 27624, 29926, 30628, 35681, 43738, 44889, 45942, 59852, 61256, 65607, 71362, 87476, 89778, 91884, 107043, 119704, 131214, 142724, 174952, 179556, 183768, 214086, 262428, 284297, 285448, 359112, 428172, 463853, 524856, 568594, 677939, 852891, 856344, 927706, 1137188, 1355878, 1391559, 1705782, 1855412, 2033817, 2274376, 2711756, 2783118, 3411564, 3710824, 4067634, 5423512, 5566236, 6823128, 8135268, 8813207, 11132472, 16270536, 17626414, 26439621, 35252828, 52879242, 70505656, 105758484, 211516968]

約数ペア:

[(1, 211516968), (2, 105758484), (3, 70505656), (4, 52879242), (6, 35252828), (8, 26439621), (12, 17626414), (13, 16270536), (19, 11132472), (24, 8813207), (26, 8135268), (31, 6823128), (38, 5566236), (39, 5423512), (52, 4067634), (57, 3710824), (62, 3411564), (76, 2783118), (78, 2711756), (93, 2274376), (104, 2033817), (114, 1855412), (124, 1705782), (152, 1391559), (156, 1355878), (186, 1137188), (228, 927706), (247, 856344), (248, 852891), (312, 677939), (372, 568594), (403, 524856), (456, 463853), (494, 428172), (589, 359112), (741, 285448), (744, 284297), (806, 262428), (988, 214086), (1151, 183768), (1178, 179556), (1209, 174952), (1482, 142724), (1612, 131214), (1767, 119704), (1976, 107043), (2302, 91884), (2356, 89778), (2418, 87476), (2964, 71362), (3224, 65607), (3453, 61256), (3534, 59852), (4604, 45942), (4712, 44889), (4836, 43738), (5928, 35681), (6906, 30628), (7068, 29926), (7657, 27624), (9208, 22971), (9672, 21869), (13812, 15314), (14136, 14963)]