About the Number

142904250

142904249 ← → 142904251

2進数表記:1000100001001000101110111010

漢数字表記:一億四千二百九十万四千二百五十

素因数分解:

2 1 × 3 4 × 5 3 × 7057 1

素因数の和:7086
約数の個数: 80
約数和(自身を含む): 399680424
約数和(自身を除く): 256776174

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 125, 135, 150, 162, 225, 250, 270, 375, 405, 450, 675, 750, 810, 1125, 1350, 2025, 2250, 3375, 4050, 6750, 7057, 10125, 14114, 20250, 21171, 35285, 42342, 63513, 70570, 105855, 127026, 176425, 190539, 211710, 317565, 352850, 381078, 529275, 571617, 635130, 882125, 952695, 1058550, 1143234, 1587825, 1764250, 1905390, 2646375, 2858085, 3175650, 4763475, 5292750, 5716170, 7939125, 9526950, 14290425, 15878250, 23817375, 28580850, 47634750, 71452125, 142904250]

約数ペア:
[(1, 142904250), (2, 71452125), (3, 47634750), (5, 28580850), (6, 23817375), (9, 15878250), (10, 14290425), (15, 9526950), (18, 7939125), (25, 5716170), (27, 5292750), (30, 4763475), (45, 3175650), (50, 2858085), (54, 2646375), (75, 1905390), (81, 1764250), (90, 1587825), (125, 1143234), (135, 1058550), (150, 952695), (162, 882125), (225, 635130), (250, 571617), (270, 529275), (375, 381078), (405, 352850), (450, 317565), (675, 211710), (750, 190539), (810, 176425), (1125, 127026), (1350, 105855), (2025, 70570), (2250, 63513), (3375, 42342), (4050, 35285), (6750, 21171), (7057, 20250), (10125, 14114)]

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