About the Number

1243713248

1243713247 ← → 1243713249

2進数表記:1001010001000011000111011100000

漢数字表記:十二億四千三百七十一万三千二百四十八

素因数分解:

2 5 × 19 1 × 47 1 × 71 1 × 613 1

素因数の和:760
約数の個数: 96
約数和(自身を含む): 2673699840
約数和(自身を除く): 1429986592

約数列:
[1, 2, 4, 8, 16, 19, 32, 38, 47, 71, 76, 94, 142, 152, 188, 284, 304, 376, 568, 608, 613, 752, 893, 1136, 1226, 1349, 1504, 1786, 2272, 2452, 2698, 3337, 3572, 4904, 5396, 6674, 7144, 9808, 10792, 11647, 13348, 14288, 19616, 21584, 23294, 26696, 28576, 28811, 43168, 43523, 46588, 53392, 57622, 63403, 87046, 93176, 106784, 115244, 126806, 174092, 186352, 230488, 253612, 348184, 372704, 460976, 507224, 547409, 696368, 826937, 921952, 1014448, 1094818, 1392736, 1653874, 2028896, 2045581, 2189636, 3307748, 4091162, 4379272, 6615496, 8182324, 8758544, 13230992, 16364648, 17517088, 26461984, 32729296, 38866039, 65458592, 77732078, 155464156, 310928312, 621856624, 1243713248]

約数ペア:
[(1, 1243713248), (2, 621856624), (4, 310928312), (8, 155464156), (16, 77732078), (19, 65458592), (32, 38866039), (38, 32729296), (47, 26461984), (71, 17517088), (76, 16364648), (94, 13230992), (142, 8758544), (152, 8182324), (188, 6615496), (284, 4379272), (304, 4091162), (376, 3307748), (568, 2189636), (608, 2045581), (613, 2028896), (752, 1653874), (893, 1392736), (1136, 1094818), (1226, 1014448), (1349, 921952), (1504, 826937), (1786, 696368), (2272, 547409), (2452, 507224), (2698, 460976), (3337, 372704), (3572, 348184), (4904, 253612), (5396, 230488), (6674, 186352), (7144, 174092), (9808, 126806), (10792, 115244), (11647, 106784), (13348, 93176), (14288, 87046), (19616, 63403), (21584, 57622), (23294, 53392), (26696, 46588), (28576, 43523), (28811, 43168)]

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