About the Number

81230016

81230015 ← → 81230017

2進数表記:100110101110111100011000000

漢数字表記:八千百二十三万十六

素因数分解:

2 6 × 3 1 × 7 1 × 19 1 × 3181 1

素因数の和:3222
約数の個数: 112
約数和(自身を含む): 258632960
約数和(自身を除く): 177402944

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 64, 76, 84, 96, 112, 114, 133, 152, 168, 192, 224, 228, 266, 304, 336, 399, 448, 456, 532, 608, 672, 798, 912, 1064, 1216, 1344, 1596, 1824, 2128, 3181, 3192, 3648, 4256, 6362, 6384, 8512, 9543, 12724, 12768, 19086, 22267, 25448, 25536, 38172, 44534, 50896, 60439, 66801, 76344, 89068, 101792, 120878, 133602, 152688, 178136, 181317, 203584, 241756, 267204, 305376, 356272, 362634, 423073, 483512, 534408, 610752, 712544, 725268, 846146, 967024, 1068816, 1269219, 1425088, 1450536, 1692292, 1934048, 2137632, 2538438, 2901072, 3384584, 3868096, 4275264, 5076876, 5802144, 6769168, 10153752, 11604288, 13538336, 20307504, 27076672, 40615008, 81230016]

約数ペア:
[(1, 81230016), (2, 40615008), (3, 27076672), (4, 20307504), (6, 13538336), (7, 11604288), (8, 10153752), (12, 6769168), (14, 5802144), (16, 5076876), (19, 4275264), (21, 3868096), (24, 3384584), (28, 2901072), (32, 2538438), (38, 2137632), (42, 1934048), (48, 1692292), (56, 1450536), (57, 1425088), (64, 1269219), (76, 1068816), (84, 967024), (96, 846146), (112, 725268), (114, 712544), (133, 610752), (152, 534408), (168, 483512), (192, 423073), (224, 362634), (228, 356272), (266, 305376), (304, 267204), (336, 241756), (399, 203584), (448, 181317), (456, 178136), (532, 152688), (608, 133602), (672, 120878), (798, 101792), (912, 89068), (1064, 76344), (1216, 66801), (1344, 60439), (1596, 50896), (1824, 44534), (2128, 38172), (3181, 25536), (3192, 25448), (3648, 22267), (4256, 19086), (6362, 12768), (6384, 12724), (8512, 9543)]

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