About the Number

138472920

138472919 ← → 138472921

2進数表記:1000010000001110110111011000

漢数字表記:一億三千八百四十七万二千九百二十

素因数分解:

2 3 × 3 2 × 5 1 × 67 1 × 5741 1

素因数の和:5825
約数の個数: 96
約数和(自身を含む): 456833520
約数和(自身を除く): 318360600

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 67, 72, 90, 120, 134, 180, 201, 268, 335, 360, 402, 536, 603, 670, 804, 1005, 1206, 1340, 1608, 2010, 2412, 2680, 3015, 4020, 4824, 5741, 6030, 8040, 11482, 12060, 17223, 22964, 24120, 28705, 34446, 45928, 51669, 57410, 68892, 86115, 103338, 114820, 137784, 172230, 206676, 229640, 258345, 344460, 384647, 413352, 516690, 688920, 769294, 1033380, 1153941, 1538588, 1923235, 2066760, 2307882, 3077176, 3461823, 3846470, 4615764, 5769705, 6923646, 7692940, 9231528, 11539410, 13847292, 15385880, 17309115, 23078820, 27694584, 34618230, 46157640, 69236460, 138472920]

約数ペア:
[(1, 138472920), (2, 69236460), (3, 46157640), (4, 34618230), (5, 27694584), (6, 23078820), (8, 17309115), (9, 15385880), (10, 13847292), (12, 11539410), (15, 9231528), (18, 7692940), (20, 6923646), (24, 5769705), (30, 4615764), (36, 3846470), (40, 3461823), (45, 3077176), (60, 2307882), (67, 2066760), (72, 1923235), (90, 1538588), (120, 1153941), (134, 1033380), (180, 769294), (201, 688920), (268, 516690), (335, 413352), (360, 384647), (402, 344460), (536, 258345), (603, 229640), (670, 206676), (804, 172230), (1005, 137784), (1206, 114820), (1340, 103338), (1608, 86115), (2010, 68892), (2412, 57410), (2680, 51669), (3015, 45928), (4020, 34446), (4824, 28705), (5741, 24120), (6030, 22964), (8040, 17223), (11482, 12060)]

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