256977504

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3109}}^1$

素因数の和:3173

約数の個数: 144

約数和(自身を含む): 855822240

約数和(自身を除く): 598844736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 41, 42, 48, 56, 63, 72, 82, 84, 96, 112, 123, 126, 144, 164, 168, 224, 246, 252, 287, 288, 328, 336, 369, 492, 504, 574, 656, 672, 738, 861, 984, 1008, 1148, 1312, 1476, 1722, 1968, 2016, 2296, 2583, 2952, 3109, 3444, 3936, 4592, 5166, 5904, 6218, 6888, 9184, 9327, 10332, 11808, 12436, 13776, 18654, 20664, 21763, 24872, 27552, 27981, 37308, 41328, 43526, 49744, 55962, 65289, 74616, 82656, 87052, 99488, 111924, 127469, 130578, 149232, 174104, 195867, 223848, 254938, 261156, 298464, 348208, 382407, 391734, 447696, 509876, 522312, 696416, 764814, 783468, 892283, 895392, 1019752, 1044624, 1147221, 1529628, 1566936, 1784566, 2039504, 2089248, 2294442, 2676849, 3059256, 3133872, 3569132, 4079008, 4588884, 5353698, 6118512, 6267744, 7138264, 8030547, 9177768, 10707396, 12237024, 14276528, 16061094, 18355536, 21414792, 28553056, 32122188, 36711072, 42829584, 64244376, 85659168, 128488752, 256977504]

約数ペア:

[(1, 256977504), (2, 128488752), (3, 85659168), (4, 64244376), (6, 42829584), (7, 36711072), (8, 32122188), (9, 28553056), (12, 21414792), (14, 18355536), (16, 16061094), (18, 14276528), (21, 12237024), (24, 10707396), (28, 9177768), (32, 8030547), (36, 7138264), (41, 6267744), (42, 6118512), (48, 5353698), (56, 4588884), (63, 4079008), (72, 3569132), (82, 3133872), (84, 3059256), (96, 2676849), (112, 2294442), (123, 2089248), (126, 2039504), (144, 1784566), (164, 1566936), (168, 1529628), (224, 1147221), (246, 1044624), (252, 1019752), (287, 895392), (288, 892283), (328, 783468), (336, 764814), (369, 696416), (492, 522312), (504, 509876), (574, 447696), (656, 391734), (672, 382407), (738, 348208), (861, 298464), (984, 261156), (1008, 254938), (1148, 223848), (1312, 195867), (1476, 174104), (1722, 149232), (1968, 130578), (2016, 127469), (2296, 111924), (2583, 99488), (2952, 87052), (3109, 82656), (3444, 74616), (3936, 65289), (4592, 55962), (5166, 49744), (5904, 43526), (6218, 41328), (6888, 37308), (9184, 27981), (9327, 27552), (10332, 24872), (11808, 21763), (12436, 20664), (13776, 18654)]