About the Number

421012080

421012079 ← → 421012081

2進数表記:11001000110000010001001110000

漢数字表記:四億二千百一万二千八十

素因数分解:

2 4 × 3 6 × 5 1 × 7219 1

素因数の和:7250
約数の個数: 140
約数和(自身を含む): 1467811560
約数和(自身を除く): 1046799480

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7219, 7290, 9720, 11664, 14438, 14580, 19440, 21657, 28876, 29160, 36095, 43314, 57752, 58320, 64971, 72190, 86628, 108285, 115504, 129942, 144380, 173256, 194913, 216570, 259884, 288760, 324855, 346512, 389826, 433140, 519768, 577520, 584739, 649710, 779652, 866280, 974565, 1039536, 1169478, 1299420, 1559304, 1732560, 1754217, 1949130, 2338956, 2598840, 2923695, 3118608, 3508434, 3898260, 4677912, 5197680, 5262651, 5847390, 7016868, 7796520, 8771085, 9355824, 10525302, 11694780, 14033736, 15593040, 17542170, 21050604, 23389560, 26313255, 28067472, 35084340, 42101208, 46779120, 52626510, 70168680, 84202416, 105253020, 140337360, 210506040, 421012080]

約数ペア:
[(1, 421012080), (2, 210506040), (3, 140337360), (4, 105253020), (5, 84202416), (6, 70168680), (8, 52626510), (9, 46779120), (10, 42101208), (12, 35084340), (15, 28067472), (16, 26313255), (18, 23389560), (20, 21050604), (24, 17542170), (27, 15593040), (30, 14033736), (36, 11694780), (40, 10525302), (45, 9355824), (48, 8771085), (54, 7796520), (60, 7016868), (72, 5847390), (80, 5262651), (81, 5197680), (90, 4677912), (108, 3898260), (120, 3508434), (135, 3118608), (144, 2923695), (162, 2598840), (180, 2338956), (216, 1949130), (240, 1754217), (243, 1732560), (270, 1559304), (324, 1299420), (360, 1169478), (405, 1039536), (432, 974565), (486, 866280), (540, 779652), (648, 649710), (720, 584739), (729, 577520), (810, 519768), (972, 433140), (1080, 389826), (1215, 346512), (1296, 324855), (1458, 288760), (1620, 259884), (1944, 216570), (2160, 194913), (2430, 173256), (2916, 144380), (3240, 129942), (3645, 115504), (3888, 108285), (4860, 86628), (5832, 72190), (6480, 64971), (7219, 58320), (7290, 57752), (9720, 43314), (11664, 36095), (14438, 29160), (14580, 28876), (19440, 21657)]

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