About the Number

72882990

72882989 ← → 72882991

2進数表記:100010110000001101100101110

漢数字表記:七千二百八十八万二千九百九十

素因数分解:

2 1 × 3 5 × 5 1 × 89 1 × 337 1

素因数の和:448
約数の個数: 96
約数和(自身を含む): 199311840
約数和(自身を除く): 126428850

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 89, 90, 135, 162, 178, 243, 267, 270, 337, 405, 445, 486, 534, 674, 801, 810, 890, 1011, 1215, 1335, 1602, 1685, 2022, 2403, 2430, 2670, 3033, 3370, 4005, 4806, 5055, 6066, 7209, 8010, 9099, 10110, 12015, 14418, 15165, 18198, 21627, 24030, 27297, 29993, 30330, 36045, 43254, 45495, 54594, 59986, 72090, 81891, 89979, 90990, 108135, 136485, 149965, 163782, 179958, 216270, 269937, 272970, 299930, 409455, 449895, 539874, 809811, 818910, 899790, 1349685, 1619622, 2429433, 2699370, 4049055, 4858866, 7288299, 8098110, 12147165, 14576598, 24294330, 36441495, 72882990]

約数ペア:
[(1, 72882990), (2, 36441495), (3, 24294330), (5, 14576598), (6, 12147165), (9, 8098110), (10, 7288299), (15, 4858866), (18, 4049055), (27, 2699370), (30, 2429433), (45, 1619622), (54, 1349685), (81, 899790), (89, 818910), (90, 809811), (135, 539874), (162, 449895), (178, 409455), (243, 299930), (267, 272970), (270, 269937), (337, 216270), (405, 179958), (445, 163782), (486, 149965), (534, 136485), (674, 108135), (801, 90990), (810, 89979), (890, 81891), (1011, 72090), (1215, 59986), (1335, 54594), (1602, 45495), (1685, 43254), (2022, 36045), (2403, 30330), (2430, 29993), (2670, 27297), (3033, 24030), (3370, 21627), (4005, 18198), (4806, 15165), (5055, 14418), (6066, 12015), (7209, 10110), (8010, 9099)]

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