About the Number

390115680

390115679 ← → 390115681

2進数表記:10111010000001011000101100000

漢数字表記:三億九千十一万五千六百八十

素因数分解:

2 5 × 3 1 × 5 1 × 433 1 × 1877 1

素因数の和:2328
約数の個数: 96
約数和(自身を含む): 1232358624
約数和(自身を除く): 842242944

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 433, 480, 866, 1299, 1732, 1877, 2165, 2598, 3464, 3754, 4330, 5196, 5631, 6495, 6928, 7508, 8660, 9385, 10392, 11262, 12990, 13856, 15016, 17320, 18770, 20784, 22524, 25980, 28155, 30032, 34640, 37540, 41568, 45048, 51960, 56310, 60064, 69280, 75080, 90096, 103920, 112620, 150160, 180192, 207840, 225240, 300320, 450480, 812741, 900960, 1625482, 2438223, 3250964, 4063705, 4876446, 6501928, 8127410, 9752892, 12191115, 13003856, 16254820, 19505784, 24382230, 26007712, 32509640, 39011568, 48764460, 65019280, 78023136, 97528920, 130038560, 195057840, 390115680]

約数ペア:
[(1, 390115680), (2, 195057840), (3, 130038560), (4, 97528920), (5, 78023136), (6, 65019280), (8, 48764460), (10, 39011568), (12, 32509640), (15, 26007712), (16, 24382230), (20, 19505784), (24, 16254820), (30, 13003856), (32, 12191115), (40, 9752892), (48, 8127410), (60, 6501928), (80, 4876446), (96, 4063705), (120, 3250964), (160, 2438223), (240, 1625482), (433, 900960), (480, 812741), (866, 450480), (1299, 300320), (1732, 225240), (1877, 207840), (2165, 180192), (2598, 150160), (3464, 112620), (3754, 103920), (4330, 90096), (5196, 75080), (5631, 69280), (6495, 60064), (6928, 56310), (7508, 51960), (8660, 45048), (9385, 41568), (10392, 37540), (11262, 34640), (12990, 30032), (13856, 28155), (15016, 25980), (17320, 22524), (18770, 20784)]

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