About the Number

128450124

128450123 ← → 128450125

2進数表記:111101001111111111001001100

漢数字表記:一億二千八百四十五万百二十四

素因数分解:

2 2 × 3 4 × 11 1 × 23 1 × 1567 1

素因数の和:1617
約数の個数: 120
約数和(自身を含む): 382491648
約数和(自身を除く): 254041524

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 27, 33, 36, 44, 46, 54, 66, 69, 81, 92, 99, 108, 132, 138, 162, 198, 207, 253, 276, 297, 324, 396, 414, 506, 594, 621, 759, 828, 891, 1012, 1188, 1242, 1518, 1567, 1782, 1863, 2277, 2484, 3036, 3134, 3564, 3726, 4554, 4701, 6268, 6831, 7452, 9108, 9402, 13662, 14103, 17237, 18804, 20493, 27324, 28206, 34474, 36041, 40986, 42309, 51711, 56412, 68948, 72082, 81972, 84618, 103422, 108123, 126927, 144164, 155133, 169236, 206844, 216246, 253854, 310266, 324369, 396451, 432492, 465399, 507708, 620532, 648738, 792902, 930798, 973107, 1189353, 1297476, 1396197, 1585804, 1861596, 1946214, 2378706, 2792394, 2919321, 3568059, 3892428, 4757412, 5584788, 5838642, 7136118, 10704177, 11677284, 14272236, 21408354, 32112531, 42816708, 64225062, 128450124]

約数ペア:
[(1, 128450124), (2, 64225062), (3, 42816708), (4, 32112531), (6, 21408354), (9, 14272236), (11, 11677284), (12, 10704177), (18, 7136118), (22, 5838642), (23, 5584788), (27, 4757412), (33, 3892428), (36, 3568059), (44, 2919321), (46, 2792394), (54, 2378706), (66, 1946214), (69, 1861596), (81, 1585804), (92, 1396197), (99, 1297476), (108, 1189353), (132, 973107), (138, 930798), (162, 792902), (198, 648738), (207, 620532), (253, 507708), (276, 465399), (297, 432492), (324, 396451), (396, 324369), (414, 310266), (506, 253854), (594, 216246), (621, 206844), (759, 169236), (828, 155133), (891, 144164), (1012, 126927), (1188, 108123), (1242, 103422), (1518, 84618), (1567, 81972), (1782, 72082), (1863, 68948), (2277, 56412), (2484, 51711), (3036, 42309), (3134, 40986), (3564, 36041), (3726, 34474), (4554, 28206), (4701, 27324), (6268, 20493), (6831, 18804), (7452, 17237), (9108, 14103), (9402, 13662)]

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