About the Number

138637872

138637871 ← → 138637873

2進数表記:1000010000110111001000110000

漢数字表記:一億三千八百六十三万七千八百七十二

素因数分解:

2 4 × 3 3 × 61 1 × 5261 1

素因数の和:5339
約数の個数: 80
約数和(自身を含む): 404542560
約数和(自身を除く): 265904688

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 72, 108, 122, 144, 183, 216, 244, 366, 432, 488, 549, 732, 976, 1098, 1464, 1647, 2196, 2928, 3294, 4392, 5261, 6588, 8784, 10522, 13176, 15783, 21044, 26352, 31566, 42088, 47349, 63132, 84176, 94698, 126264, 142047, 189396, 252528, 284094, 320921, 378792, 568188, 641842, 757584, 962763, 1136376, 1283684, 1925526, 2272752, 2567368, 2888289, 3851052, 5134736, 5776578, 7702104, 8664867, 11553156, 15404208, 17329734, 23106312, 34659468, 46212624, 69318936, 138637872]

約数ペア:
[(1, 138637872), (2, 69318936), (3, 46212624), (4, 34659468), (6, 23106312), (8, 17329734), (9, 15404208), (12, 11553156), (16, 8664867), (18, 7702104), (24, 5776578), (27, 5134736), (36, 3851052), (48, 2888289), (54, 2567368), (61, 2272752), (72, 1925526), (108, 1283684), (122, 1136376), (144, 962763), (183, 757584), (216, 641842), (244, 568188), (366, 378792), (432, 320921), (488, 284094), (549, 252528), (732, 189396), (976, 142047), (1098, 126264), (1464, 94698), (1647, 84176), (2196, 63132), (2928, 47349), (3294, 42088), (4392, 31566), (5261, 26352), (6588, 21044), (8784, 15783), (10522, 13176)]

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