About the Number

210002220

210002219 ← → 210002221

2進数表記:1100100001000110000100101100

漢数字表記:二億千万二千二百二十

素因数分解:

2 2 × 3 4 × 5 1 × 129631 1

素因数の和:129652
約数の個数: 60
約数和(自身を含む): 658789824
約数和(自身を除く): 448787604

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 129631, 259262, 388893, 518524, 648155, 777786, 1166679, 1296310, 1555572, 1944465, 2333358, 2592620, 3500037, 3888930, 4666716, 5833395, 7000074, 7777860, 10500111, 11666790, 14000148, 17500185, 21000222, 23333580, 35000370, 42000444, 52500555, 70000740, 105001110, 210002220]

約数ペア:
[(1, 210002220), (2, 105001110), (3, 70000740), (4, 52500555), (5, 42000444), (6, 35000370), (9, 23333580), (10, 21000222), (12, 17500185), (15, 14000148), (18, 11666790), (20, 10500111), (27, 7777860), (30, 7000074), (36, 5833395), (45, 4666716), (54, 3888930), (60, 3500037), (81, 2592620), (90, 2333358), (108, 1944465), (135, 1555572), (162, 1296310), (180, 1166679), (270, 777786), (324, 648155), (405, 518524), (540, 388893), (810, 259262), (1620, 129631)]

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