128456496

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:528

約数の個数: 160

約数和(自身を含む): 426401280

約数和(自身を除く): 297944784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 107, 108, 112, 126, 144, 168, 189, 214, 216, 252, 321, 336, 378, 397, 428, 432, 504, 642, 749, 756, 794, 856, 963, 1008, 1191, 1284, 1498, 1512, 1588, 1712, 1926, 2247, 2382, 2568, 2779, 2889, 2996, 3024, 3176, 3573, 3852, 4494, 4764, 5136, 5558, 5778, 5992, 6352, 6741, 7146, 7704, 8337, 8988, 9528, 10719, 11116, 11556, 11984, 13482, 14292, 15408, 16674, 17976, 19056, 20223, 21438, 22232, 23112, 25011, 26964, 28584, 33348, 35952, 40446, 42479, 42876, 44464, 46224, 50022, 53928, 57168, 66696, 75033, 80892, 84958, 85752, 100044, 107856, 127437, 133392, 150066, 161784, 169916, 171504, 200088, 254874, 297353, 300132, 323568, 339832, 382311, 400176, 509748, 594706, 600264, 679664, 764622, 892059, 1019496, 1146933, 1189412, 1200528, 1529244, 1784118, 2038992, 2293866, 2378824, 2676177, 3058488, 3568236, 4587732, 4757648, 5352354, 6116976, 7136472, 8028531, 9175464, 10704708, 14272944, 16057062, 18350928, 21409416, 32114124, 42818832, 64228248, 128456496]

約数ペア:

[(1, 128456496), (2, 64228248), (3, 42818832), (4, 32114124), (6, 21409416), (7, 18350928), (8, 16057062), (9, 14272944), (12, 10704708), (14, 9175464), (16, 8028531), (18, 7136472), (21, 6116976), (24, 5352354), (27, 4757648), (28, 4587732), (36, 3568236), (42, 3058488), (48, 2676177), (54, 2378824), (56, 2293866), (63, 2038992), (72, 1784118), (84, 1529244), (107, 1200528), (108, 1189412), (112, 1146933), (126, 1019496), (144, 892059), (168, 764622), (189, 679664), (214, 600264), (216, 594706), (252, 509748), (321, 400176), (336, 382311), (378, 339832), (397, 323568), (428, 300132), (432, 297353), (504, 254874), (642, 200088), (749, 171504), (756, 169916), (794, 161784), (856, 150066), (963, 133392), (1008, 127437), (1191, 107856), (1284, 100044), (1498, 85752), (1512, 84958), (1588, 80892), (1712, 75033), (1926, 66696), (2247, 57168), (2382, 53928), (2568, 50022), (2779, 46224), (2889, 44464), (2996, 42876), (3024, 42479), (3176, 40446), (3573, 35952), (3852, 33348), (4494, 28584), (4764, 26964), (5136, 25011), (5558, 23112), (5778, 22232), (5992, 21438), (6352, 20223), (6741, 19056), (7146, 17976), (7704, 16674), (8337, 15408), (8988, 14292), (9528, 13482), (10719, 11984), (11116, 11556)]