About the Number

90429920

90429919 ← → 90429921

2進数表記:101011000111101100111100000

漢数字表記:九千四十二万九千九百二十

素因数分解:

2 5 × 5 1 × 7 1 × 263 1 × 307 1

素因数の和:592
約数の個数: 96
約数和(自身を含む): 245887488
約数和(自身を除く): 155457568

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 263, 280, 307, 526, 560, 614, 1052, 1120, 1228, 1315, 1535, 1841, 2104, 2149, 2456, 2630, 3070, 3682, 4208, 4298, 4912, 5260, 6140, 7364, 8416, 8596, 9205, 9824, 10520, 10745, 12280, 14728, 17192, 18410, 21040, 21490, 24560, 29456, 34384, 36820, 42080, 42980, 49120, 58912, 68768, 73640, 80741, 85960, 147280, 161482, 171920, 294560, 322964, 343840, 403705, 565187, 645928, 807410, 1130374, 1291856, 1614820, 2260748, 2583712, 2825935, 3229640, 4521496, 5651870, 6459280, 9042992, 11303740, 12918560, 18085984, 22607480, 45214960, 90429920]

約数ペア:
[(1, 90429920), (2, 45214960), (4, 22607480), (5, 18085984), (7, 12918560), (8, 11303740), (10, 9042992), (14, 6459280), (16, 5651870), (20, 4521496), (28, 3229640), (32, 2825935), (35, 2583712), (40, 2260748), (56, 1614820), (70, 1291856), (80, 1130374), (112, 807410), (140, 645928), (160, 565187), (224, 403705), (263, 343840), (280, 322964), (307, 294560), (526, 171920), (560, 161482), (614, 147280), (1052, 85960), (1120, 80741), (1228, 73640), (1315, 68768), (1535, 58912), (1841, 49120), (2104, 42980), (2149, 42080), (2456, 36820), (2630, 34384), (3070, 29456), (3682, 24560), (4208, 21490), (4298, 21040), (4912, 18410), (5260, 17192), (6140, 14728), (7364, 12280), (8416, 10745), (8596, 10520), (9205, 9824)]

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