201754665

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 433520640

約数和(自身を除く): 231765975

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 71, 93, 97, 105, 135, 155, 189, 213, 217, 279, 291, 315, 355, 465, 485, 497, 639, 651, 679, 837, 873, 945, 1065, 1085, 1395, 1455, 1491, 1917, 1953, 2037, 2201, 2485, 2619, 3007, 3195, 3255, 3395, 4185, 4365, 4473, 5859, 6111, 6603, 6887, 7455, 9021, 9585, 9765, 10185, 11005, 13095, 13419, 15035, 15407, 18333, 19809, 20661, 21049, 22365, 27063, 29295, 30555, 33015, 34435, 45105, 46221, 48209, 59427, 61983, 63147, 67095, 77035, 81189, 91665, 99045, 103305, 105245, 135315, 138663, 144627, 185949, 189441, 213497, 231105, 241045, 297135, 309915, 315735, 405945, 415989, 433881, 568323, 640491, 693315, 723135, 929745, 947205, 1067485, 1301643, 1494479, 1921473, 2079945, 2169405, 2841615, 3202455, 4483437, 5764419, 6508215, 7472395, 9607365, 13450311, 22417185, 28822095, 40350933, 67251555, 201754665]

約数ペア:

[(1, 201754665), (3, 67251555), (5, 40350933), (7, 28822095), (9, 22417185), (15, 13450311), (21, 9607365), (27, 7472395), (31, 6508215), (35, 5764419), (45, 4483437), (63, 3202455), (71, 2841615), (93, 2169405), (97, 2079945), (105, 1921473), (135, 1494479), (155, 1301643), (189, 1067485), (213, 947205), (217, 929745), (279, 723135), (291, 693315), (315, 640491), (355, 568323), (465, 433881), (485, 415989), (497, 405945), (639, 315735), (651, 309915), (679, 297135), (837, 241045), (873, 231105), (945, 213497), (1065, 189441), (1085, 185949), (1395, 144627), (1455, 138663), (1491, 135315), (1917, 105245), (1953, 103305), (2037, 99045), (2201, 91665), (2485, 81189), (2619, 77035), (3007, 67095), (3195, 63147), (3255, 61983), (3395, 59427), (4185, 48209), (4365, 46221), (4473, 45105), (5859, 34435), (6111, 33015), (6603, 30555), (6887, 29295), (7455, 27063), (9021, 22365), (9585, 21049), (9765, 20661), (10185, 19809), (11005, 18333), (13095, 15407), (13419, 15035)]