131539408

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:273

約数の個数: 160

約数和(自身を含む): 351977472

約数和(自身を除く): 220438064

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 43, 44, 52, 56, 77, 86, 88, 91, 104, 112, 143, 154, 172, 176, 182, 191, 208, 286, 301, 308, 344, 364, 382, 473, 559, 572, 602, 616, 688, 728, 764, 946, 1001, 1118, 1144, 1204, 1232, 1337, 1456, 1528, 1892, 2002, 2101, 2236, 2288, 2408, 2483, 2674, 3056, 3311, 3784, 3913, 4004, 4202, 4472, 4816, 4966, 5348, 6149, 6622, 7568, 7826, 8008, 8213, 8404, 8944, 9932, 10696, 12298, 13244, 14707, 15652, 16016, 16426, 16808, 17381, 19864, 21392, 24596, 26488, 27313, 29414, 31304, 32852, 33616, 34762, 39728, 43043, 49192, 52976, 54626, 57491, 58828, 62608, 65704, 69524, 86086, 90343, 98384, 106769, 109252, 114982, 117656, 131408, 139048, 172172, 180686, 191191, 213538, 218504, 229964, 235312, 278096, 344344, 361372, 382382, 427076, 437008, 459928, 632401, 688688, 722744, 747383, 764764, 854152, 919856, 1174459, 1264802, 1445488, 1494766, 1529528, 1708304, 2348918, 2529604, 2989532, 3059056, 4697836, 5059208, 5979064, 8221213, 9395672, 10118416, 11958128, 16442426, 18791344, 32884852, 65769704, 131539408]

約数ペア:

[(1, 131539408), (2, 65769704), (4, 32884852), (7, 18791344), (8, 16442426), (11, 11958128), (13, 10118416), (14, 9395672), (16, 8221213), (22, 5979064), (26, 5059208), (28, 4697836), (43, 3059056), (44, 2989532), (52, 2529604), (56, 2348918), (77, 1708304), (86, 1529528), (88, 1494766), (91, 1445488), (104, 1264802), (112, 1174459), (143, 919856), (154, 854152), (172, 764764), (176, 747383), (182, 722744), (191, 688688), (208, 632401), (286, 459928), (301, 437008), (308, 427076), (344, 382382), (364, 361372), (382, 344344), (473, 278096), (559, 235312), (572, 229964), (602, 218504), (616, 213538), (688, 191191), (728, 180686), (764, 172172), (946, 139048), (1001, 131408), (1118, 117656), (1144, 114982), (1204, 109252), (1232, 106769), (1337, 98384), (1456, 90343), (1528, 86086), (1892, 69524), (2002, 65704), (2101, 62608), (2236, 58828), (2288, 57491), (2408, 54626), (2483, 52976), (2674, 49192), (3056, 43043), (3311, 39728), (3784, 34762), (3913, 33616), (4004, 32852), (4202, 31304), (4472, 29414), (4816, 27313), (4966, 26488), (5348, 24596), (6149, 21392), (6622, 19864), (7568, 17381), (7826, 16808), (8008, 16426), (8213, 16016), (8404, 15652), (8944, 14707), (9932, 13244), (10696, 12298)]