About the Number

128729430

128729429 ← → 128729431

2進数表記:111101011000100000101010110

漢数字表記:一億二千八百七十二万九千四百三十

素因数分解:

2 1 × 3 2 × 5 1 × 227 1 × 6301 1

素因数の和:6541
約数の個数: 48
約数和(自身を含む): 336224304
約数和(自身を除く): 207494874

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227, 454, 681, 1135, 1362, 2043, 2270, 3405, 4086, 6301, 6810, 10215, 12602, 18903, 20430, 31505, 37806, 56709, 63010, 94515, 113418, 189030, 283545, 567090, 1430327, 2860654, 4290981, 7151635, 8581962, 12872943, 14303270, 21454905, 25745886, 42909810, 64364715, 128729430]

約数ペア:
[(1, 128729430), (2, 64364715), (3, 42909810), (5, 25745886), (6, 21454905), (9, 14303270), (10, 12872943), (15, 8581962), (18, 7151635), (30, 4290981), (45, 2860654), (90, 1430327), (227, 567090), (454, 283545), (681, 189030), (1135, 113418), (1362, 94515), (2043, 63010), (2270, 56709), (3405, 37806), (4086, 31505), (6301, 20430), (6810, 18903), (10215, 12602)]

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