About the Number

210742920

210742919 ← → 210742921

2進数表記:1100100011111010111010001000

漢数字表記:二億千七十四万二千九百二十

素因数分解:

2 3 × 3 2 × 5 1 × 107 1 × 5471 1

素因数の和:5595
約数の個数: 96
約数和(自身を含む): 691441920
約数和(自身を除く): 480699000

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 107, 120, 180, 214, 321, 360, 428, 535, 642, 856, 963, 1070, 1284, 1605, 1926, 2140, 2568, 3210, 3852, 4280, 4815, 5471, 6420, 7704, 9630, 10942, 12840, 16413, 19260, 21884, 27355, 32826, 38520, 43768, 49239, 54710, 65652, 82065, 98478, 109420, 131304, 164130, 196956, 218840, 246195, 328260, 393912, 492390, 585397, 656520, 984780, 1170794, 1756191, 1969560, 2341588, 2926985, 3512382, 4683176, 5268573, 5853970, 7024764, 8780955, 10537146, 11707940, 14049528, 17561910, 21074292, 23415880, 26342865, 35123820, 42148584, 52685730, 70247640, 105371460, 210742920]

約数ペア:
[(1, 210742920), (2, 105371460), (3, 70247640), (4, 52685730), (5, 42148584), (6, 35123820), (8, 26342865), (9, 23415880), (10, 21074292), (12, 17561910), (15, 14049528), (18, 11707940), (20, 10537146), (24, 8780955), (30, 7024764), (36, 5853970), (40, 5268573), (45, 4683176), (60, 3512382), (72, 2926985), (90, 2341588), (107, 1969560), (120, 1756191), (180, 1170794), (214, 984780), (321, 656520), (360, 585397), (428, 492390), (535, 393912), (642, 328260), (856, 246195), (963, 218840), (1070, 196956), (1284, 164130), (1605, 131304), (1926, 109420), (2140, 98478), (2568, 82065), (3210, 65652), (3852, 54710), (4280, 49239), (4815, 43768), (5471, 38520), (6420, 32826), (7704, 27355), (9630, 21884), (10942, 19260), (12840, 16413)]

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