About the Number

120905148

120905147 ← → 120905149

2進数表記:111001101001101110110111100

漢数字表記:一億二千九十万五千百四十八

素因数分解:

2 2 × 3 1 × 7 2 × 13 1 × 15817 1

素因数の和:15851
約数の個数: 72
約数和(自身を含む): 353437392
約数和(自身を除く): 232532244

約数列:
[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 15817, 31634, 47451, 63268, 94902, 110719, 189804, 205621, 221438, 332157, 411242, 442876, 616863, 664314, 775033, 822484, 1233726, 1328628, 1439347, 1550066, 2325099, 2467452, 2878694, 3100132, 4318041, 4650198, 5757388, 8636082, 9300396, 10075429, 17272164, 20150858, 30226287, 40301716, 60452574, 120905148]

約数ペア:
[(1, 120905148), (2, 60452574), (3, 40301716), (4, 30226287), (6, 20150858), (7, 17272164), (12, 10075429), (13, 9300396), (14, 8636082), (21, 5757388), (26, 4650198), (28, 4318041), (39, 3100132), (42, 2878694), (49, 2467452), (52, 2325099), (78, 1550066), (84, 1439347), (91, 1328628), (98, 1233726), (147, 822484), (156, 775033), (182, 664314), (196, 616863), (273, 442876), (294, 411242), (364, 332157), (546, 221438), (588, 205621), (637, 189804), (1092, 110719), (1274, 94902), (1911, 63268), (2548, 47451), (3822, 31634), (7644, 15817)]

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