About the Number

129435040

129435039 ← → 129435041

2進数表記:111101101110000010110100000

漢数字表記:一億二千九百四十三万五千四十

素因数分解:

2 5 × 5 1 × 7 1 × 163 1 × 709 1

素因数の和:894
約数の個数: 96
約数和(自身を含む): 352114560
約数和(自身を除く): 222679520

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 163, 224, 280, 326, 560, 652, 709, 815, 1120, 1141, 1304, 1418, 1630, 2282, 2608, 2836, 3260, 3545, 4564, 4963, 5216, 5672, 5705, 6520, 7090, 9128, 9926, 11344, 11410, 13040, 14180, 18256, 19852, 22688, 22820, 24815, 26080, 28360, 36512, 39704, 45640, 49630, 56720, 79408, 91280, 99260, 113440, 115567, 158816, 182560, 198520, 231134, 397040, 462268, 577835, 794080, 808969, 924536, 1155670, 1617938, 1849072, 2311340, 3235876, 3698144, 4044845, 4622680, 6471752, 8089690, 9245360, 12943504, 16179380, 18490720, 25887008, 32358760, 64717520, 129435040]

約数ペア:
[(1, 129435040), (2, 64717520), (4, 32358760), (5, 25887008), (7, 18490720), (8, 16179380), (10, 12943504), (14, 9245360), (16, 8089690), (20, 6471752), (28, 4622680), (32, 4044845), (35, 3698144), (40, 3235876), (56, 2311340), (70, 1849072), (80, 1617938), (112, 1155670), (140, 924536), (160, 808969), (163, 794080), (224, 577835), (280, 462268), (326, 397040), (560, 231134), (652, 198520), (709, 182560), (815, 158816), (1120, 115567), (1141, 113440), (1304, 99260), (1418, 91280), (1630, 79408), (2282, 56720), (2608, 49630), (2836, 45640), (3260, 39704), (3545, 36512), (4564, 28360), (4963, 26080), (5216, 24815), (5672, 22820), (5705, 22688), (6520, 19852), (7090, 18256), (9128, 14180), (9926, 13040), (11344, 11410)]

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