1821978144

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4243}}^1$

素因数の和:4340

約数の個数: 192

約数和(自身を含む): 6160250880

約数和(自身を除く): 4338272736

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, 71, 72, 84, 96, 108, 112, 126, 142, 144, 168, 189, 213, 216, 224, 252, 284, 288, 336, 378, 426, 432, 497, 504, 568, 639, 672, 756, 852, 864, 994, 1008, 1136, 1278, 1491, 1512, 1704, 1917, 1988, 2016, 2272, 2556, 2982, 3024, 3408, 3834, 3976, 4243, 4473, 5112, 5964, 6048, 6816, 7668, 7952, 8486, 8946, 10224, 11928, 12729, 13419, 15336, 15904, 16972, 17892, 20448, 23856, 25458, 26838, 29701, 30672, 33944, 35784, 38187, 47712, 50916, 53676, 59402, 61344, 67888, 71568, 76374, 89103, 101832, 107352, 114561, 118804, 135776, 143136, 152748, 178206, 203664, 214704, 229122, 237608, 267309, 301253, 305496, 356412, 407328, 429408, 458244, 475216, 534618, 602506, 610992, 712824, 801927, 903759, 916488, 950432, 1069236, 1205012, 1221984, 1425648, 1603854, 1807518, 1832976, 2108771, 2138472, 2410024, 2711277, 2851296, 3207708, 3615036, 3665952, 4217542, 4276944, 4820048, 5422554, 6326313, 6415416, 7230072, 8133831, 8435084, 8553888, 9640096, 10845108, 12652626, 12830832, 14460144, 16267662, 16870168, 18978939, 21690216, 25305252, 25661664, 28920288, 32535324, 33740336, 37957878, 43380432, 50610504, 56936817, 65070648, 67480672, 75915756, 86760864, 101221008, 113873634, 130141296, 151831512, 202442016, 227747268, 260282592, 303663024, 455494536, 607326048, 910989072, 1821978144]

約数ペア:

[(1, 1821978144), (2, 910989072), (3, 607326048), (4, 455494536), (6, 303663024), (7, 260282592), (8, 227747268), (9, 202442016), (12, 151831512), (14, 130141296), (16, 113873634), (18, 101221008), (21, 86760864), (24, 75915756), (27, 67480672), (28, 65070648), (32, 56936817), (36, 50610504), (42, 43380432), (48, 37957878), (54, 33740336), (56, 32535324), (63, 28920288), (71, 25661664), (72, 25305252), (84, 21690216), (96, 18978939), (108, 16870168), (112, 16267662), (126, 14460144), (142, 12830832), (144, 12652626), (168, 10845108), (189, 9640096), (213, 8553888), (216, 8435084), (224, 8133831), (252, 7230072), (284, 6415416), (288, 6326313), (336, 5422554), (378, 4820048), (426, 4276944), (432, 4217542), (497, 3665952), (504, 3615036), (568, 3207708), (639, 2851296), (672, 2711277), (756, 2410024), (852, 2138472), (864, 2108771), (994, 1832976), (1008, 1807518), (1136, 1603854), (1278, 1425648), (1491, 1221984), (1512, 1205012), (1704, 1069236), (1917, 950432), (1988, 916488), (2016, 903759), (2272, 801927), (2556, 712824), (2982, 610992), (3024, 602506), (3408, 534618), (3834, 475216), (3976, 458244), (4243, 429408), (4473, 407328), (5112, 356412), (5964, 305496), (6048, 301253), (6816, 267309), (7668, 237608), (7952, 229122), (8486, 214704), (8946, 203664), (10224, 178206), (11928, 152748), (12729, 143136), (13419, 135776), (15336, 118804), (15904, 114561), (16972, 107352), (17892, 101832), (20448, 89103), (23856, 76374), (25458, 71568), (26838, 67888), (29701, 61344), (30672, 59402), (33944, 53676), (35784, 50916), (38187, 47712)]