About the Number

1272274920

1272274919 ← → 1272274921

2進数表記:1001011110101010101111111101000

漢数字表記:十二億七千二百二十七万四千九百二十

素因数分解:

2 3 × 3 2 × 5 1 × 7 1 × 504871 1

素因数の和:504895
約数の個数: 96
約数和(自身を含む): 4725601920
約数和(自身を除く): 3453327000

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 504871, 1009742, 1514613, 2019484, 2524355, 3029226, 3534097, 4038968, 4543839, 5048710, 6058452, 7068194, 7573065, 9087678, 10097420, 10602291, 12116904, 14136388, 15146130, 17670485, 18175356, 20194840, 21204582, 22719195, 28272776, 30292260, 31806873, 35340970, 36350712, 42409164, 45438390, 53011455, 60584520, 63613746, 70681940, 84818328, 90876780, 106022910, 127227492, 141363880, 159034365, 181753560, 212045820, 254454984, 318068730, 424091640, 636137460, 1272274920]

約数ペア:
[(1, 1272274920), (2, 636137460), (3, 424091640), (4, 318068730), (5, 254454984), (6, 212045820), (7, 181753560), (8, 159034365), (9, 141363880), (10, 127227492), (12, 106022910), (14, 90876780), (15, 84818328), (18, 70681940), (20, 63613746), (21, 60584520), (24, 53011455), (28, 45438390), (30, 42409164), (35, 36350712), (36, 35340970), (40, 31806873), (42, 30292260), (45, 28272776), (56, 22719195), (60, 21204582), (63, 20194840), (70, 18175356), (72, 17670485), (84, 15146130), (90, 14136388), (105, 12116904), (120, 10602291), (126, 10097420), (140, 9087678), (168, 7573065), (180, 7068194), (210, 6058452), (252, 5048710), (280, 4543839), (315, 4038968), (360, 3534097), (420, 3029226), (504, 2524355), (630, 2019484), (840, 1514613), (1260, 1009742), (2520, 504871)]

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