About the Number

138669984

138669983 ← → 138669985

2進数表記:1000010000111110111110100000

漢数字表記:一億三千八百六十六万九千九百八十四

素因数分解:

2 5 × 3 2 × 113 1 × 4261 1

素因数の和:4390
約数の個数: 72
約数和(自身を含む): 397925892
約数和(自身を除く): 259255908

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 113, 144, 226, 288, 339, 452, 678, 904, 1017, 1356, 1808, 2034, 2712, 3616, 4068, 4261, 5424, 8136, 8522, 10848, 12783, 16272, 17044, 25566, 32544, 34088, 38349, 51132, 68176, 76698, 102264, 136352, 153396, 204528, 306792, 409056, 481493, 613584, 962986, 1227168, 1444479, 1925972, 2888958, 3851944, 4333437, 5777916, 7703888, 8666874, 11555832, 15407776, 17333748, 23111664, 34667496, 46223328, 69334992, 138669984]

約数ペア:
[(1, 138669984), (2, 69334992), (3, 46223328), (4, 34667496), (6, 23111664), (8, 17333748), (9, 15407776), (12, 11555832), (16, 8666874), (18, 7703888), (24, 5777916), (32, 4333437), (36, 3851944), (48, 2888958), (72, 1925972), (96, 1444479), (113, 1227168), (144, 962986), (226, 613584), (288, 481493), (339, 409056), (452, 306792), (678, 204528), (904, 153396), (1017, 136352), (1356, 102264), (1808, 76698), (2034, 68176), (2712, 51132), (3616, 38349), (4068, 34088), (4261, 32544), (5424, 25566), (8136, 17044), (8522, 16272), (10848, 12783)]

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