221406768

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 180

約数和(自身を含む): 693356664

約数和(自身を除く): 471949896

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 97, 99, 121, 131, 132, 144, 176, 194, 198, 242, 262, 264, 291, 363, 388, 393, 396, 484, 524, 528, 582, 726, 776, 786, 792, 873, 968, 1048, 1067, 1089, 1164, 1179, 1441, 1452, 1552, 1572, 1584, 1746, 1936, 2096, 2134, 2178, 2328, 2358, 2882, 2904, 3144, 3201, 3492, 4268, 4323, 4356, 4656, 4716, 5764, 5808, 6288, 6402, 6984, 8536, 8646, 8712, 9432, 9603, 11528, 11737, 12707, 12804, 12969, 13968, 15851, 17072, 17292, 17424, 18864, 19206, 23056, 23474, 25414, 25608, 25938, 31702, 34584, 35211, 38121, 38412, 46948, 47553, 50828, 51216, 51876, 63404, 69168, 70422, 76242, 76824, 93896, 95106, 101656, 103752, 105633, 114363, 126808, 139777, 140844, 142659, 152484, 153648, 187792, 190212, 203312, 207504, 211266, 228726, 253616, 279554, 281688, 285318, 304968, 380424, 419331, 422532, 457452, 559108, 563376, 570636, 609936, 760848, 838662, 845064, 914904, 1118216, 1141272, 1257993, 1537547, 1677324, 1690128, 1829808, 2236432, 2282544, 2515986, 3075094, 3354648, 4612641, 5031972, 6150188, 6709296, 9225282, 10063944, 12300376, 13837923, 18450564, 20127888, 24600752, 27675846, 36901128, 55351692, 73802256, 110703384, 221406768]

約数ペア:

[(1, 221406768), (2, 110703384), (3, 73802256), (4, 55351692), (6, 36901128), (8, 27675846), (9, 24600752), (11, 20127888), (12, 18450564), (16, 13837923), (18, 12300376), (22, 10063944), (24, 9225282), (33, 6709296), (36, 6150188), (44, 5031972), (48, 4612641), (66, 3354648), (72, 3075094), (88, 2515986), (97, 2282544), (99, 2236432), (121, 1829808), (131, 1690128), (132, 1677324), (144, 1537547), (176, 1257993), (194, 1141272), (198, 1118216), (242, 914904), (262, 845064), (264, 838662), (291, 760848), (363, 609936), (388, 570636), (393, 563376), (396, 559108), (484, 457452), (524, 422532), (528, 419331), (582, 380424), (726, 304968), (776, 285318), (786, 281688), (792, 279554), (873, 253616), (968, 228726), (1048, 211266), (1067, 207504), (1089, 203312), (1164, 190212), (1179, 187792), (1441, 153648), (1452, 152484), (1552, 142659), (1572, 140844), (1584, 139777), (1746, 126808), (1936, 114363), (2096, 105633), (2134, 103752), (2178, 101656), (2328, 95106), (2358, 93896), (2882, 76824), (2904, 76242), (3144, 70422), (3201, 69168), (3492, 63404), (4268, 51876), (4323, 51216), (4356, 50828), (4656, 47553), (4716, 46948), (5764, 38412), (5808, 38121), (6288, 35211), (6402, 34584), (6984, 31702), (8536, 25938), (8646, 25608), (8712, 25414), (9432, 23474), (9603, 23056), (11528, 19206), (11737, 18864), (12707, 17424), (12804, 17292), (12969, 17072), (13968, 15851)]