About the Number

81303768

81303767 ← → 81303769

2進数表記:100110110001001100011011000

漢数字表記:八千百三十万三千七百六十八

素因数分解:

2 3 × 3 2 × 7 1 × 13 1 × 12409 1

素因数の和:12441
約数の個数: 96
約数和(自身を含む): 271034400
約数和(自身を除く): 189730632

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 52, 56, 63, 72, 78, 84, 91, 104, 117, 126, 156, 168, 182, 234, 252, 273, 312, 364, 468, 504, 546, 728, 819, 936, 1092, 1638, 2184, 3276, 6552, 12409, 24818, 37227, 49636, 74454, 86863, 99272, 111681, 148908, 161317, 173726, 223362, 260589, 297816, 322634, 347452, 446724, 483951, 521178, 645268, 694904, 781767, 893448, 967902, 1042356, 1129219, 1290536, 1451853, 1563534, 1935804, 2084712, 2258438, 2903706, 3127068, 3387657, 3871608, 4516876, 5807412, 6254136, 6775314, 9033752, 10162971, 11614824, 13550628, 20325942, 27101256, 40651884, 81303768]

約数ペア:
[(1, 81303768), (2, 40651884), (3, 27101256), (4, 20325942), (6, 13550628), (7, 11614824), (8, 10162971), (9, 9033752), (12, 6775314), (13, 6254136), (14, 5807412), (18, 4516876), (21, 3871608), (24, 3387657), (26, 3127068), (28, 2903706), (36, 2258438), (39, 2084712), (42, 1935804), (52, 1563534), (56, 1451853), (63, 1290536), (72, 1129219), (78, 1042356), (84, 967902), (91, 893448), (104, 781767), (117, 694904), (126, 645268), (156, 521178), (168, 483951), (182, 446724), (234, 347452), (252, 322634), (273, 297816), (312, 260589), (364, 223362), (468, 173726), (504, 161317), (546, 148908), (728, 111681), (819, 99272), (936, 86863), (1092, 74454), (1638, 49636), (2184, 37227), (3276, 24818), (6552, 12409)]

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