About the Number

128272248

128272247 ← → 128272249

2進数表記:111101001010100011101111000

漢数字表記:一億二千八百二十七万二千二百四十八

素因数分解:

2 3 × 3 4 × 13 1 × 15227 1

素因数の和:15258
約数の個数: 80
約数和(自身を含む): 386943480
約数和(自身を除く): 258671232

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 15227, 30454, 45681, 60908, 91362, 121816, 137043, 182724, 197951, 274086, 365448, 395902, 411129, 548172, 593853, 791804, 822258, 1096344, 1187706, 1233387, 1583608, 1644516, 1781559, 2375412, 2466774, 3289032, 3563118, 4750824, 4933548, 5344677, 7126236, 9867096, 10689354, 14252472, 16034031, 21378708, 32068062, 42757416, 64136124, 128272248]

約数ペア:
[(1, 128272248), (2, 64136124), (3, 42757416), (4, 32068062), (6, 21378708), (8, 16034031), (9, 14252472), (12, 10689354), (13, 9867096), (18, 7126236), (24, 5344677), (26, 4933548), (27, 4750824), (36, 3563118), (39, 3289032), (52, 2466774), (54, 2375412), (72, 1781559), (78, 1644516), (81, 1583608), (104, 1233387), (108, 1187706), (117, 1096344), (156, 822258), (162, 791804), (216, 593853), (234, 548172), (312, 411129), (324, 395902), (351, 365448), (468, 274086), (648, 197951), (702, 182724), (936, 137043), (1053, 121816), (1404, 91362), (2106, 60908), (2808, 45681), (4212, 30454), (8424, 15227)]

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