About the Number

421020288

421020287 ← → 421020289

2進数表記:11001000110000100001010000000

漢数字表記:四億二千百二万二百八十八

素因数分解:

2 7 × 3 3 × 13 1 × 9371 1

素因数の和:9407
約数の個数: 128
約数和(自身を含む): 1338321600
約数和(自身を除く): 917301312

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 192, 208, 216, 234, 288, 312, 351, 384, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1152, 1248, 1404, 1664, 1728, 1872, 2496, 2808, 3456, 3744, 4992, 5616, 7488, 9371, 11232, 14976, 18742, 22464, 28113, 37484, 44928, 56226, 74968, 84339, 112452, 121823, 149936, 168678, 224904, 243646, 253017, 299872, 337356, 365469, 449808, 487292, 506034, 599744, 674712, 730938, 899616, 974584, 1012068, 1096407, 1199488, 1349424, 1461876, 1799232, 1949168, 2024136, 2192814, 2698848, 2923752, 3289221, 3598464, 3898336, 4048272, 4385628, 5397696, 5847504, 6578442, 7796672, 8096544, 8771256, 10795392, 11695008, 13156884, 15593344, 16193088, 17542512, 23390016, 26313768, 32386176, 35085024, 46780032, 52627536, 70170048, 105255072, 140340096, 210510144, 421020288]

約数ペア:
[(1, 421020288), (2, 210510144), (3, 140340096), (4, 105255072), (6, 70170048), (8, 52627536), (9, 46780032), (12, 35085024), (13, 32386176), (16, 26313768), (18, 23390016), (24, 17542512), (26, 16193088), (27, 15593344), (32, 13156884), (36, 11695008), (39, 10795392), (48, 8771256), (52, 8096544), (54, 7796672), (64, 6578442), (72, 5847504), (78, 5397696), (96, 4385628), (104, 4048272), (108, 3898336), (117, 3598464), (128, 3289221), (144, 2923752), (156, 2698848), (192, 2192814), (208, 2024136), (216, 1949168), (234, 1799232), (288, 1461876), (312, 1349424), (351, 1199488), (384, 1096407), (416, 1012068), (432, 974584), (468, 899616), (576, 730938), (624, 674712), (702, 599744), (832, 506034), (864, 487292), (936, 449808), (1152, 365469), (1248, 337356), (1404, 299872), (1664, 253017), (1728, 243646), (1872, 224904), (2496, 168678), (2808, 149936), (3456, 121823), (3744, 112452), (4992, 84339), (5616, 74968), (7488, 56226), (9371, 44928), (11232, 37484), (14976, 28113), (18742, 22464)]

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