256331088

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^2\times {\mathrm{3511}}^1$

素因数の和:3554

約数の個数: 120

約数和(自身を含む): 796943040

約数和(自身を除く): 540611952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 169, 208, 216, 234, 312, 338, 351, 432, 468, 507, 624, 676, 702, 936, 1014, 1352, 1404, 1521, 1872, 2028, 2704, 2808, 3042, 3511, 4056, 4563, 5616, 6084, 7022, 8112, 9126, 10533, 12168, 14044, 18252, 21066, 24336, 28088, 31599, 36504, 42132, 45643, 56176, 63198, 73008, 84264, 91286, 94797, 126396, 136929, 168528, 182572, 189594, 252792, 273858, 365144, 379188, 410787, 505584, 547716, 593359, 730288, 758376, 821574, 1095432, 1186718, 1232361, 1516752, 1643148, 1780077, 2190864, 2373436, 2464722, 3286296, 3560154, 4746872, 4929444, 5340231, 6572592, 7120308, 9493744, 9858888, 10680462, 14240616, 16020693, 19717776, 21360924, 28481232, 32041386, 42721848, 64082772, 85443696, 128165544, 256331088]

約数ペア:

[(1, 256331088), (2, 128165544), (3, 85443696), (4, 64082772), (6, 42721848), (8, 32041386), (9, 28481232), (12, 21360924), (13, 19717776), (16, 16020693), (18, 14240616), (24, 10680462), (26, 9858888), (27, 9493744), (36, 7120308), (39, 6572592), (48, 5340231), (52, 4929444), (54, 4746872), (72, 3560154), (78, 3286296), (104, 2464722), (108, 2373436), (117, 2190864), (144, 1780077), (156, 1643148), (169, 1516752), (208, 1232361), (216, 1186718), (234, 1095432), (312, 821574), (338, 758376), (351, 730288), (432, 593359), (468, 547716), (507, 505584), (624, 410787), (676, 379188), (702, 365144), (936, 273858), (1014, 252792), (1352, 189594), (1404, 182572), (1521, 168528), (1872, 136929), (2028, 126396), (2704, 94797), (2808, 91286), (3042, 84264), (3511, 73008), (4056, 63198), (4563, 56176), (5616, 45643), (6084, 42132), (7022, 36504), (8112, 31599), (9126, 28088), (10533, 24336), (12168, 21066), (14044, 18252)]