About the Number

121401072

121401071 ← → 121401073

2進数表記:111001111000110111011110000

漢数字表記:一億二千百四十万千七十二

素因数分解:

2 4 × 3 3 × 13 1 × 21617 1

素因数の和:21647
約数の個数: 80
約数和(自身を含む): 375288480
約数和(自身を除く): 253887408

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 21617, 43234, 64851, 86468, 129702, 172936, 194553, 259404, 281021, 345872, 389106, 518808, 562042, 583659, 778212, 843063, 1037616, 1124084, 1167318, 1556424, 1686126, 2248168, 2334636, 2529189, 3112848, 3372252, 4496336, 4669272, 5058378, 6744504, 7587567, 9338544, 10116756, 13489008, 15175134, 20233512, 30350268, 40467024, 60700536, 121401072]

約数ペア:
[(1, 121401072), (2, 60700536), (3, 40467024), (4, 30350268), (6, 20233512), (8, 15175134), (9, 13489008), (12, 10116756), (13, 9338544), (16, 7587567), (18, 6744504), (24, 5058378), (26, 4669272), (27, 4496336), (36, 3372252), (39, 3112848), (48, 2529189), (52, 2334636), (54, 2248168), (72, 1686126), (78, 1556424), (104, 1167318), (108, 1124084), (117, 1037616), (144, 843063), (156, 778212), (208, 583659), (216, 562042), (234, 518808), (312, 389106), (351, 345872), (432, 281021), (468, 259404), (624, 194553), (702, 172936), (936, 129702), (1404, 86468), (1872, 64851), (2808, 43234), (5616, 21617)]

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