About the Number

30729120

30729119 ← → 30729121

2進数表記:1110101001110001110100000

漢数字表記:三千七十二万九千百二十

素因数分解:

2 5 × 3 1 × 5 1 × 64019 1

素因数の和:64037
約数の個数: 48
約数和(自身を含む): 96798240
約数和(自身を除く): 66069120

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 64019, 128038, 192057, 256076, 320095, 384114, 512152, 640190, 768228, 960285, 1024304, 1280380, 1536456, 1920570, 2048608, 2560760, 3072912, 3841140, 5121520, 6145824, 7682280, 10243040, 15364560, 30729120]

約数ペア:
[(1, 30729120), (2, 15364560), (3, 10243040), (4, 7682280), (5, 6145824), (6, 5121520), (8, 3841140), (10, 3072912), (12, 2560760), (15, 2048608), (16, 1920570), (20, 1536456), (24, 1280380), (30, 1024304), (32, 960285), (40, 768228), (48, 640190), (60, 512152), (80, 384114), (96, 320095), (120, 256076), (160, 192057), (240, 128038), (480, 64019)]

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