About the Number

128372472

128372471 ← → 128372473

2進数表記:111101001101100111011111000

漢数字表記:一億二千八百三十七万二千四百七十二

素因数分解:

2 3 × 3 3 × 79 1 × 7523 1

素因数の和:7617
約数の個数: 64
約数和(自身を含む): 361152000
約数和(自身を除く): 232779528

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 79, 108, 158, 216, 237, 316, 474, 632, 711, 948, 1422, 1896, 2133, 2844, 4266, 5688, 7523, 8532, 15046, 17064, 22569, 30092, 45138, 60184, 67707, 90276, 135414, 180552, 203121, 270828, 406242, 541656, 594317, 812484, 1188634, 1624968, 1782951, 2377268, 3565902, 4754536, 5348853, 7131804, 10697706, 14263608, 16046559, 21395412, 32093118, 42790824, 64186236, 128372472]

約数ペア:
[(1, 128372472), (2, 64186236), (3, 42790824), (4, 32093118), (6, 21395412), (8, 16046559), (9, 14263608), (12, 10697706), (18, 7131804), (24, 5348853), (27, 4754536), (36, 3565902), (54, 2377268), (72, 1782951), (79, 1624968), (108, 1188634), (158, 812484), (216, 594317), (237, 541656), (316, 406242), (474, 270828), (632, 203121), (711, 180552), (948, 135414), (1422, 90276), (1896, 67707), (2133, 60184), (2844, 45138), (4266, 30092), (5688, 22569), (7523, 17064), (8532, 15046)]

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