About the Number

127988016

127988015 ← → 127988017

2進数表記:111101000001111000100110000

漢数字表記:一億二千七百九十八万八千十六

素因数分解:

2 4 × 3 1 × 13 1 × 443 1 × 463 1

素因数の和:930
約数の個数: 80
約数和(自身を含む): 357643776
約数和(自身を除く): 229655760

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 443, 463, 624, 886, 926, 1329, 1389, 1772, 1852, 2658, 2778, 3544, 3704, 5316, 5556, 5759, 6019, 7088, 7408, 10632, 11112, 11518, 12038, 17277, 18057, 21264, 22224, 23036, 24076, 34554, 36114, 46072, 48152, 69108, 72228, 92144, 96304, 138216, 144456, 205109, 276432, 288912, 410218, 615327, 820436, 1230654, 1640872, 2461308, 2666417, 3281744, 4922616, 5332834, 7999251, 9845232, 10665668, 15998502, 21331336, 31997004, 42662672, 63994008, 127988016]

約数ペア:
[(1, 127988016), (2, 63994008), (3, 42662672), (4, 31997004), (6, 21331336), (8, 15998502), (12, 10665668), (13, 9845232), (16, 7999251), (24, 5332834), (26, 4922616), (39, 3281744), (48, 2666417), (52, 2461308), (78, 1640872), (104, 1230654), (156, 820436), (208, 615327), (312, 410218), (443, 288912), (463, 276432), (624, 205109), (886, 144456), (926, 138216), (1329, 96304), (1389, 92144), (1772, 72228), (1852, 69108), (2658, 48152), (2778, 46072), (3544, 36114), (3704, 34554), (5316, 24076), (5556, 23036), (5759, 22224), (6019, 21264), (7088, 18057), (7408, 17277), (10632, 12038), (11112, 11518)]

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