About the Number

168421140

168421139 ← → 168421141

2進数表記:1010000010011110011100010100

漢数字表記:一億六千八百四十二万千百四十

素因数分解:

2 2 × 3 3 × 5 1 × 31 1 × 10061 1

素因数の和:10110
約数の個数: 96
約数和(自身を含む): 540933120
約数和(自身を除く): 372511980

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1860, 2790, 3348, 4185, 5580, 8370, 10061, 16740, 20122, 30183, 40244, 50305, 60366, 90549, 100610, 120732, 150915, 181098, 201220, 271647, 301830, 311891, 362196, 452745, 543294, 603660, 623782, 905490, 935673, 1086588, 1247564, 1358235, 1559455, 1810980, 1871346, 2716470, 2807019, 3118910, 3742692, 4678365, 5432940, 5614038, 6237820, 8421057, 9356730, 11228076, 14035095, 16842114, 18713460, 28070190, 33684228, 42105285, 56140380, 84210570, 168421140]

約数ペア:
[(1, 168421140), (2, 84210570), (3, 56140380), (4, 42105285), (5, 33684228), (6, 28070190), (9, 18713460), (10, 16842114), (12, 14035095), (15, 11228076), (18, 9356730), (20, 8421057), (27, 6237820), (30, 5614038), (31, 5432940), (36, 4678365), (45, 3742692), (54, 3118910), (60, 2807019), (62, 2716470), (90, 1871346), (93, 1810980), (108, 1559455), (124, 1358235), (135, 1247564), (155, 1086588), (180, 935673), (186, 905490), (270, 623782), (279, 603660), (310, 543294), (372, 452745), (465, 362196), (540, 311891), (558, 301830), (620, 271647), (837, 201220), (930, 181098), (1116, 150915), (1395, 120732), (1674, 100610), (1860, 90549), (2790, 60366), (3348, 50305), (4185, 40244), (5580, 30183), (8370, 20122), (10061, 16740)]

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