1644064128

素因数分解:

$2^7\times 3^7\times 7^1\times {\mathrm{839}}^1$

素因数の和:881

約数の個数: 256

約数和(自身を含む): 5620608000

約数和(自身を除く): 3976543872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 288, 324, 336, 378, 384, 432, 448, 486, 504, 567, 576, 648, 672, 729, 756, 839, 864, 896, 972, 1008, 1134, 1152, 1296, 1344, 1458, 1512, 1678, 1701, 1728, 1944, 2016, 2187, 2268, 2517, 2592, 2688, 2916, 3024, 3356, 3402, 3456, 3888, 4032, 4374, 4536, 5034, 5103, 5184, 5832, 5873, 6048, 6712, 6804, 7551, 7776, 8064, 8748, 9072, 10068, 10206, 10368, 11664, 11746, 12096, 13424, 13608, 15102, 15309, 15552, 17496, 17619, 18144, 20136, 20412, 22653, 23328, 23492, 24192, 26848, 27216, 30204, 30618, 31104, 34992, 35238, 36288, 40272, 40824, 45306, 46656, 46984, 52857, 53696, 54432, 60408, 61236, 67959, 69984, 70476, 72576, 80544, 81648, 90612, 93312, 93968, 105714, 107392, 108864, 120816, 122472, 135918, 139968, 140952, 158571, 161088, 163296, 181224, 187936, 203877, 211428, 217728, 241632, 244944, 271836, 279936, 281904, 317142, 322176, 326592, 362448, 375872, 407754, 422856, 475713, 483264, 489888, 543672, 563808, 611631, 634284, 653184, 724896, 751744, 815508, 845712, 951426, 966528, 979776, 1087344, 1127616, 1223262, 1268568, 1427139, 1449792, 1631016, 1691424, 1834893, 1902852, 1959552, 2174688, 2255232, 2446524, 2537136, 2854278, 2899584, 3262032, 3382848, 3669786, 3805704, 4281417, 4349376, 4893048, 5074272, 5708556, 6524064, 6765696, 7339572, 7611408, 8562834, 8698752, 9786096, 10148544, 11417112, 12844251, 13048128, 14679144, 15222816, 17125668, 19572192, 20297088, 22834224, 25688502, 26096256, 29358288, 30445632, 34251336, 39144384, 45668448, 51377004, 58716576, 60891264, 68502672, 78288768, 91336896, 102754008, 117433152, 137005344, 182673792, 205508016, 234866304, 274010688, 411016032, 548021376, 822032064, 1644064128]

約数ペア:

[(1, 1644064128), (2, 822032064), (3, 548021376), (4, 411016032), (6, 274010688), (7, 234866304), (8, 205508016), (9, 182673792), (12, 137005344), (14, 117433152), (16, 102754008), (18, 91336896), (21, 78288768), (24, 68502672), (27, 60891264), (28, 58716576), (32, 51377004), (36, 45668448), (42, 39144384), (48, 34251336), (54, 30445632), (56, 29358288), (63, 26096256), (64, 25688502), (72, 22834224), (81, 20297088), (84, 19572192), (96, 17125668), (108, 15222816), (112, 14679144), (126, 13048128), (128, 12844251), (144, 11417112), (162, 10148544), (168, 9786096), (189, 8698752), (192, 8562834), (216, 7611408), (224, 7339572), (243, 6765696), (252, 6524064), (288, 5708556), (324, 5074272), (336, 4893048), (378, 4349376), (384, 4281417), (432, 3805704), (448, 3669786), (486, 3382848), (504, 3262032), (567, 2899584), (576, 2854278), (648, 2537136), (672, 2446524), (729, 2255232), (756, 2174688), (839, 1959552), (864, 1902852), (896, 1834893), (972, 1691424), (1008, 1631016), (1134, 1449792), (1152, 1427139), (1296, 1268568), (1344, 1223262), (1458, 1127616), (1512, 1087344), (1678, 979776), (1701, 966528), (1728, 951426), (1944, 845712), (2016, 815508), (2187, 751744), (2268, 724896), (2517, 653184), (2592, 634284), (2688, 611631), (2916, 563808), (3024, 543672), (3356, 489888), (3402, 483264), (3456, 475713), (3888, 422856), (4032, 407754), (4374, 375872), (4536, 362448), (5034, 326592), (5103, 322176), (5184, 317142), (5832, 281904), (5873, 279936), (6048, 271836), (6712, 244944), (6804, 241632), (7551, 217728), (7776, 211428), (8064, 203877), (8748, 187936), (9072, 181224), (10068, 163296), (10206, 161088), (10368, 158571), (11664, 140952), (11746, 139968), (12096, 135918), (13424, 122472), (13608, 120816), (15102, 108864), (15309, 107392), (15552, 105714), (17496, 93968), (17619, 93312), (18144, 90612), (20136, 81648), (20412, 80544), (22653, 72576), (23328, 70476), (23492, 69984), (24192, 67959), (26848, 61236), (27216, 60408), (30204, 54432), (30618, 53696), (31104, 52857), (34992, 46984), (35238, 46656), (36288, 45306), (40272, 40824)]