256367055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 128

約数和(自身を含む): 529514496

約数和(自身を除く): 273147441

約数列:

[1, 3, 5, 7, 15, 17, 21, 31, 35, 41, 51, 85, 93, 105, 113, 119, 123, 155, 205, 217, 255, 287, 339, 357, 465, 527, 565, 595, 615, 651, 697, 791, 861, 1085, 1271, 1435, 1581, 1695, 1785, 1921, 2091, 2373, 2635, 3255, 3485, 3503, 3689, 3813, 3955, 4305, 4633, 4879, 5763, 6355, 7905, 8897, 9605, 10455, 10509, 11067, 11865, 13447, 13899, 14637, 17515, 18445, 19065, 21607, 23165, 24395, 24521, 26691, 28815, 32431, 40341, 44485, 52545, 55335, 59551, 64821, 67235, 69495, 73185, 73563, 78761, 97293, 108035, 122605, 133455, 143623, 151249, 162155, 178653, 201705, 236283, 297755, 324105, 367815, 393805, 416857, 430869, 453747, 486465, 551327, 718115, 756245, 893265, 1005361, 1181415, 1250571, 1653981, 2084285, 2154345, 2268735, 2441591, 2756635, 3016083, 5026805, 6252855, 7324773, 8269905, 12207955, 15080415, 17091137, 36623865, 51273411, 85455685, 256367055]

約数ペア:

[(1, 256367055), (3, 85455685), (5, 51273411), (7, 36623865), (15, 17091137), (17, 15080415), (21, 12207955), (31, 8269905), (35, 7324773), (41, 6252855), (51, 5026805), (85, 3016083), (93, 2756635), (105, 2441591), (113, 2268735), (119, 2154345), (123, 2084285), (155, 1653981), (205, 1250571), (217, 1181415), (255, 1005361), (287, 893265), (339, 756245), (357, 718115), (465, 551327), (527, 486465), (565, 453747), (595, 430869), (615, 416857), (651, 393805), (697, 367815), (791, 324105), (861, 297755), (1085, 236283), (1271, 201705), (1435, 178653), (1581, 162155), (1695, 151249), (1785, 143623), (1921, 133455), (2091, 122605), (2373, 108035), (2635, 97293), (3255, 78761), (3485, 73563), (3503, 73185), (3689, 69495), (3813, 67235), (3955, 64821), (4305, 59551), (4633, 55335), (4879, 52545), (5763, 44485), (6355, 40341), (7905, 32431), (8897, 28815), (9605, 26691), (10455, 24521), (10509, 24395), (11067, 23165), (11865, 21607), (13447, 19065), (13899, 18445), (14637, 17515)]