287371476

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:840

約数の個数: 180

約数和(自身を含む): 913052448

約数和(自身を除く): 625680972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 49, 54, 63, 69, 81, 84, 92, 98, 108, 126, 138, 147, 161, 162, 189, 196, 207, 252, 276, 294, 322, 324, 378, 414, 441, 483, 567, 588, 621, 644, 756, 787, 828, 882, 966, 1127, 1134, 1242, 1323, 1449, 1574, 1764, 1863, 1932, 2254, 2268, 2361, 2484, 2646, 2898, 3148, 3381, 3726, 3969, 4347, 4508, 4722, 5292, 5509, 5796, 6762, 7083, 7452, 7938, 8694, 9444, 10143, 11018, 13041, 13524, 14166, 15876, 16527, 17388, 18101, 20286, 21249, 22036, 26082, 28332, 30429, 33054, 36202, 38563, 40572, 42498, 49581, 52164, 54303, 60858, 63747, 66108, 72404, 77126, 84996, 91287, 99162, 108606, 115689, 121716, 126707, 127494, 148743, 154252, 162909, 182574, 198324, 217212, 231378, 253414, 254988, 297486, 325818, 347067, 365148, 380121, 446229, 462756, 488727, 506828, 594972, 651636, 694134, 760242, 886949, 892458, 977454, 1041201, 1140363, 1388268, 1466181, 1520484, 1773898, 1784916, 1954908, 2082402, 2280726, 2660847, 2932362, 3123603, 3421089, 3547796, 4164804, 4561452, 5321694, 5864724, 6247206, 6842178, 7982541, 10263267, 10643388, 12494412, 13684356, 15965082, 20526534, 23947623, 31930164, 41053068, 47895246, 71842869, 95790492, 143685738, 287371476]

約数ペア:

[(1, 287371476), (2, 143685738), (3, 95790492), (4, 71842869), (6, 47895246), (7, 41053068), (9, 31930164), (12, 23947623), (14, 20526534), (18, 15965082), (21, 13684356), (23, 12494412), (27, 10643388), (28, 10263267), (36, 7982541), (42, 6842178), (46, 6247206), (49, 5864724), (54, 5321694), (63, 4561452), (69, 4164804), (81, 3547796), (84, 3421089), (92, 3123603), (98, 2932362), (108, 2660847), (126, 2280726), (138, 2082402), (147, 1954908), (161, 1784916), (162, 1773898), (189, 1520484), (196, 1466181), (207, 1388268), (252, 1140363), (276, 1041201), (294, 977454), (322, 892458), (324, 886949), (378, 760242), (414, 694134), (441, 651636), (483, 594972), (567, 506828), (588, 488727), (621, 462756), (644, 446229), (756, 380121), (787, 365148), (828, 347067), (882, 325818), (966, 297486), (1127, 254988), (1134, 253414), (1242, 231378), (1323, 217212), (1449, 198324), (1574, 182574), (1764, 162909), (1863, 154252), (1932, 148743), (2254, 127494), (2268, 126707), (2361, 121716), (2484, 115689), (2646, 108606), (2898, 99162), (3148, 91287), (3381, 84996), (3726, 77126), (3969, 72404), (4347, 66108), (4508, 63747), (4722, 60858), (5292, 54303), (5509, 52164), (5796, 49581), (6762, 42498), (7083, 40572), (7452, 38563), (7938, 36202), (8694, 33054), (9444, 30429), (10143, 28332), (11018, 26082), (13041, 22036), (13524, 21249), (14166, 20286), (15876, 18101), (16527, 17388)]