About the Number

234072990

234072989 ← → 234072991

2進数表記:1101111100111010101110011110

漢数字表記:二億三千四百七万二千九百九十

素因数分解:

2 1 × 3 4 × 5 1 × 288979 1

素因数の和:288998
約数の個数: 40
約数和(自身を含む): 629398440
約数和(自身を除く): 395325450

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 288979, 577958, 866937, 1444895, 1733874, 2600811, 2889790, 4334685, 5201622, 7802433, 8669370, 13004055, 15604866, 23407299, 26008110, 39012165, 46814598, 78024330, 117036495, 234072990]

約数ペア:
[(1, 234072990), (2, 117036495), (3, 78024330), (5, 46814598), (6, 39012165), (9, 26008110), (10, 23407299), (15, 15604866), (18, 13004055), (27, 8669370), (30, 7802433), (45, 5201622), (54, 4334685), (81, 2889790), (90, 2600811), (135, 1733874), (162, 1444895), (270, 866937), (405, 577958), (810, 288979)]

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