About the Number

121018740

121018739 ← → 121018741

2進数表記:111001101101001100101110100

漢数字表記:一億二千百一万八千七百四十

素因数分解:

2 2 × 3 1 × 5 1 × 29 1 × 157 1 × 443 1

素因数の和:641
約数の個数: 96
約数和(自身を含む): 353566080
約数和(自身を除く): 232547340

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 157, 174, 290, 314, 348, 435, 443, 471, 580, 628, 785, 870, 886, 942, 1329, 1570, 1740, 1772, 1884, 2215, 2355, 2658, 3140, 4430, 4553, 4710, 5316, 6645, 8860, 9106, 9420, 12847, 13290, 13659, 18212, 22765, 25694, 26580, 27318, 38541, 45530, 51388, 54636, 64235, 68295, 69551, 77082, 91060, 128470, 136590, 139102, 154164, 192705, 208653, 256940, 273180, 278204, 347755, 385410, 417306, 695510, 770820, 834612, 1043265, 1391020, 2016979, 2086530, 4033958, 4173060, 6050937, 8067916, 10084895, 12101874, 20169790, 24203748, 30254685, 40339580, 60509370, 121018740]

約数ペア:
[(1, 121018740), (2, 60509370), (3, 40339580), (4, 30254685), (5, 24203748), (6, 20169790), (10, 12101874), (12, 10084895), (15, 8067916), (20, 6050937), (29, 4173060), (30, 4033958), (58, 2086530), (60, 2016979), (87, 1391020), (116, 1043265), (145, 834612), (157, 770820), (174, 695510), (290, 417306), (314, 385410), (348, 347755), (435, 278204), (443, 273180), (471, 256940), (580, 208653), (628, 192705), (785, 154164), (870, 139102), (886, 136590), (942, 128470), (1329, 91060), (1570, 77082), (1740, 69551), (1772, 68295), (1884, 64235), (2215, 54636), (2355, 51388), (2658, 45530), (3140, 38541), (4430, 27318), (4553, 26580), (4710, 25694), (5316, 22765), (6645, 18212), (8860, 13659), (9106, 13290), (9420, 12847)]

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