About the Number

2100827680

2100827679 ← → 2100827681

2進数表記:1111101001110000001011000100000

漢数字表記:二十一億八十二万七千六百八十

素因数分解:

2 5 × 5 1 × 7 1 × 229 1 × 8191 1

素因数の和:8442
約数の個数: 96
約数和(自身を含む): 5697699840
約数和(自身を除く): 3596872160

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 229, 280, 458, 560, 916, 1120, 1145, 1603, 1832, 2290, 3206, 3664, 4580, 6412, 7328, 8015, 8191, 9160, 12824, 16030, 16382, 18320, 25648, 32060, 32764, 36640, 40955, 51296, 57337, 64120, 65528, 81910, 114674, 128240, 131056, 163820, 229348, 256480, 262112, 286685, 327640, 458696, 573370, 655280, 917392, 1146740, 1310560, 1834784, 1875739, 2293480, 3751478, 4586960, 7502956, 9173920, 9378695, 13130173, 15005912, 18757390, 26260346, 30011824, 37514780, 52520692, 60023648, 65650865, 75029560, 105041384, 131301730, 150059120, 210082768, 262603460, 300118240, 420165536, 525206920, 1050413840, 2100827680]

約数ペア:
[(1, 2100827680), (2, 1050413840), (4, 525206920), (5, 420165536), (7, 300118240), (8, 262603460), (10, 210082768), (14, 150059120), (16, 131301730), (20, 105041384), (28, 75029560), (32, 65650865), (35, 60023648), (40, 52520692), (56, 37514780), (70, 30011824), (80, 26260346), (112, 18757390), (140, 15005912), (160, 13130173), (224, 9378695), (229, 9173920), (280, 7502956), (458, 4586960), (560, 3751478), (916, 2293480), (1120, 1875739), (1145, 1834784), (1603, 1310560), (1832, 1146740), (2290, 917392), (3206, 655280), (3664, 573370), (4580, 458696), (6412, 327640), (7328, 286685), (8015, 262112), (8191, 256480), (9160, 229348), (12824, 163820), (16030, 131056), (16382, 128240), (18320, 114674), (25648, 81910), (32060, 65528), (32764, 64120), (36640, 57337), (40955, 51296)]

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