About the Number

742305420

742305419 ← → 742305421

2進数表記:101100001111101010111010001100

漢数字表記:七億四千二百三十万五千四百二十

素因数分解:

2 2 × 3 2 × 5 1 × 157 1 × 26267 1

素因数の和:26439
約数の個数: 72
約数和(自身を含む): 2266087824
約数和(自身を除く): 1523782404

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 7065, 9420, 14130, 26267, 28260, 52534, 78801, 105068, 131335, 157602, 236403, 262670, 315204, 394005, 472806, 525340, 788010, 945612, 1182015, 1576020, 2364030, 4123919, 4728060, 8247838, 12371757, 16495676, 20619595, 24743514, 37115271, 41239190, 49487028, 61858785, 74230542, 82478380, 123717570, 148461084, 185576355, 247435140, 371152710, 742305420]

約数ペア:
[(1, 742305420), (2, 371152710), (3, 247435140), (4, 185576355), (5, 148461084), (6, 123717570), (9, 82478380), (10, 74230542), (12, 61858785), (15, 49487028), (18, 41239190), (20, 37115271), (30, 24743514), (36, 20619595), (45, 16495676), (60, 12371757), (90, 8247838), (157, 4728060), (180, 4123919), (314, 2364030), (471, 1576020), (628, 1182015), (785, 945612), (942, 788010), (1413, 525340), (1570, 472806), (1884, 394005), (2355, 315204), (2826, 262670), (3140, 236403), (4710, 157602), (5652, 131335), (7065, 105068), (9420, 78801), (14130, 52534), (26267, 28260)]

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