About the Number

120126780

120126779 ← → 120126781

2進数表記:111001010001111110100111100

漢数字表記:一億二千十二万六千七百八十

素因数分解:

2 2 × 3 3 × 5 1 × 149 1 × 1493 1

素因数の和:1660
約数の個数: 96
約数和(自身を含む): 376488000
約数和(自身を除く): 256361220

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 149, 180, 270, 298, 447, 540, 596, 745, 894, 1341, 1490, 1493, 1788, 2235, 2682, 2980, 2986, 4023, 4470, 4479, 5364, 5972, 6705, 7465, 8046, 8940, 8958, 13410, 13437, 14930, 16092, 17916, 20115, 22395, 26820, 26874, 29860, 40230, 40311, 44790, 53748, 67185, 80460, 80622, 89580, 134370, 161244, 201555, 222457, 268740, 403110, 444914, 667371, 806220, 889828, 1112285, 1334742, 2002113, 2224570, 2669484, 3336855, 4004226, 4449140, 6006339, 6673710, 8008452, 10010565, 12012678, 13347420, 20021130, 24025356, 30031695, 40042260, 60063390, 120126780]

約数ペア:
[(1, 120126780), (2, 60063390), (3, 40042260), (4, 30031695), (5, 24025356), (6, 20021130), (9, 13347420), (10, 12012678), (12, 10010565), (15, 8008452), (18, 6673710), (20, 6006339), (27, 4449140), (30, 4004226), (36, 3336855), (45, 2669484), (54, 2224570), (60, 2002113), (90, 1334742), (108, 1112285), (135, 889828), (149, 806220), (180, 667371), (270, 444914), (298, 403110), (447, 268740), (540, 222457), (596, 201555), (745, 161244), (894, 134370), (1341, 89580), (1490, 80622), (1493, 80460), (1788, 67185), (2235, 53748), (2682, 44790), (2980, 40311), (2986, 40230), (4023, 29860), (4470, 26874), (4479, 26820), (5364, 22395), (5972, 20115), (6705, 17916), (7465, 16092), (8046, 14930), (8940, 13437), (8958, 13410)]

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