About the Number

128927430

128927429 ← → 128927431

2進数表記:111101011110100011011000110

漢数字表記:一億二千八百九十二万七千四百三十

素因数分解:

2 1 × 3 3 × 5 1 × 67 1 × 7127 1

素因数の和:7210
約数の個数: 64
約数和(自身を含む): 348986880
約数和(自身を除く): 220059450

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 67, 90, 134, 135, 201, 270, 335, 402, 603, 670, 1005, 1206, 1809, 2010, 3015, 3618, 6030, 7127, 9045, 14254, 18090, 21381, 35635, 42762, 64143, 71270, 106905, 128286, 192429, 213810, 320715, 384858, 477509, 641430, 955018, 962145, 1432527, 1924290, 2387545, 2865054, 4297581, 4775090, 7162635, 8595162, 12892743, 14325270, 21487905, 25785486, 42975810, 64463715, 128927430]

約数ペア:
[(1, 128927430), (2, 64463715), (3, 42975810), (5, 25785486), (6, 21487905), (9, 14325270), (10, 12892743), (15, 8595162), (18, 7162635), (27, 4775090), (30, 4297581), (45, 2865054), (54, 2387545), (67, 1924290), (90, 1432527), (134, 962145), (135, 955018), (201, 641430), (270, 477509), (335, 384858), (402, 320715), (603, 213810), (670, 192429), (1005, 128286), (1206, 106905), (1809, 71270), (2010, 64143), (3015, 42762), (3618, 35635), (6030, 21381), (7127, 18090), (9045, 14254)]

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