About the Number

129371200

129371199 ← → 129371201

2進数表記:111101101100000110001000000

漢数字表記:一億二千九百三十七万千二百

素因数分解:

2 6 × 5 2 × 7 1 × 11551 1

素因数の和:11580
約数の個数: 84
約数和(自身を含む): 363841792
約数和(自身を除く): 234470592

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 2240, 2800, 5600, 11200, 11551, 23102, 46204, 57755, 80857, 92408, 115510, 161714, 184816, 231020, 288775, 323428, 369632, 404285, 462040, 577550, 646856, 739264, 808570, 924080, 1155100, 1293712, 1617140, 1848160, 2021425, 2310200, 2587424, 3234280, 3696320, 4042850, 4620400, 5174848, 6468560, 8085700, 9240800, 12937120, 16171400, 18481600, 25874240, 32342800, 64685600, 129371200]

約数ペア:
[(1, 129371200), (2, 64685600), (4, 32342800), (5, 25874240), (7, 18481600), (8, 16171400), (10, 12937120), (14, 9240800), (16, 8085700), (20, 6468560), (25, 5174848), (28, 4620400), (32, 4042850), (35, 3696320), (40, 3234280), (50, 2587424), (56, 2310200), (64, 2021425), (70, 1848160), (80, 1617140), (100, 1293712), (112, 1155100), (140, 924080), (160, 808570), (175, 739264), (200, 646856), (224, 577550), (280, 462040), (320, 404285), (350, 369632), (400, 323428), (448, 288775), (560, 231020), (700, 184816), (800, 161714), (1120, 115510), (1400, 92408), (1600, 80857), (2240, 57755), (2800, 46204), (5600, 23102), (11200, 11551)]

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