About the Number

72129210

72129209 ← → 72129211

2進数表記:100010011001001101010111010

漢数字表記:七千二百十二万九千二百十

素因数分解:

2 1 × 3 1 × 5 1 × 1451 1 × 1657 1

素因数の和:3118
約数の個数: 32
約数和(自身を含む): 173333952
約数和(自身を除く): 101204742

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 1451, 1657, 2902, 3314, 4353, 4971, 7255, 8285, 8706, 9942, 14510, 16570, 21765, 24855, 43530, 49710, 2404307, 4808614, 7212921, 12021535, 14425842, 24043070, 36064605, 72129210]

約数ペア:
[(1, 72129210), (2, 36064605), (3, 24043070), (5, 14425842), (6, 12021535), (10, 7212921), (15, 4808614), (30, 2404307), (1451, 49710), (1657, 43530), (2902, 24855), (3314, 21765), (4353, 16570), (4971, 14510), (7255, 9942), (8285, 8706)]

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