About the Number

129120432

129120431 ← → 129120433

2進数表記:111101100100011100010110000

漢数字表記:一億二千九百十二万四百三十二

素因数分解:

2 4 × 3 1 × 7 1 × 384287 1

素因数の和:384305
約数の個数: 40
約数和(自身を含む): 381213696
約数和(自身を除く): 252093264

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 384287, 768574, 1152861, 1537148, 2305722, 2690009, 3074296, 4611444, 5380018, 6148592, 8070027, 9222888, 10760036, 16140054, 18445776, 21520072, 32280108, 43040144, 64560216, 129120432]

約数ペア:
[(1, 129120432), (2, 64560216), (3, 43040144), (4, 32280108), (6, 21520072), (7, 18445776), (8, 16140054), (12, 10760036), (14, 9222888), (16, 8070027), (21, 6148592), (24, 5380018), (28, 4611444), (42, 3074296), (48, 2690009), (56, 2305722), (84, 1537148), (112, 1152861), (168, 768574), (336, 384287)]

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