About the Number

138707904

138707903 ← → 138707905

2進数表記:1000010001001000001111000000

漢数字表記:一億三千八百七十万七千九百四

素因数分解:

2 6 × 3 1 × 19 1 × 47 1 × 809 1

素因数の和:890
約数の個数: 112
約数和(自身を含む): 395020800
約数和(自身を除く): 256312896

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 47, 48, 57, 64, 76, 94, 96, 114, 141, 152, 188, 192, 228, 282, 304, 376, 456, 564, 608, 752, 809, 893, 912, 1128, 1216, 1504, 1618, 1786, 1824, 2256, 2427, 2679, 3008, 3236, 3572, 3648, 4512, 4854, 5358, 6472, 7144, 9024, 9708, 10716, 12944, 14288, 15371, 19416, 21432, 25888, 28576, 30742, 38023, 38832, 42864, 46113, 51776, 57152, 61484, 76046, 77664, 85728, 92226, 114069, 122968, 152092, 155328, 171456, 184452, 228138, 245936, 304184, 368904, 456276, 491872, 608368, 722437, 737808, 912552, 983744, 1216736, 1444874, 1475616, 1825104, 2167311, 2433472, 2889748, 2951232, 3650208, 4334622, 5779496, 7300416, 8669244, 11558992, 17338488, 23117984, 34676976, 46235968, 69353952, 138707904]

約数ペア:
[(1, 138707904), (2, 69353952), (3, 46235968), (4, 34676976), (6, 23117984), (8, 17338488), (12, 11558992), (16, 8669244), (19, 7300416), (24, 5779496), (32, 4334622), (38, 3650208), (47, 2951232), (48, 2889748), (57, 2433472), (64, 2167311), (76, 1825104), (94, 1475616), (96, 1444874), (114, 1216736), (141, 983744), (152, 912552), (188, 737808), (192, 722437), (228, 608368), (282, 491872), (304, 456276), (376, 368904), (456, 304184), (564, 245936), (608, 228138), (752, 184452), (809, 171456), (893, 155328), (912, 152092), (1128, 122968), (1216, 114069), (1504, 92226), (1618, 85728), (1786, 77664), (1824, 76046), (2256, 61484), (2427, 57152), (2679, 51776), (3008, 46113), (3236, 42864), (3572, 38832), (3648, 38023), (4512, 30742), (4854, 28576), (5358, 25888), (6472, 21432), (7144, 19416), (9024, 15371), (9708, 14288), (10716, 12944)]

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