About the Number

1381248

1381247 ← → 1381249

2進数表記:101010001001110000000

漢数字表記:百三十八万千二百四十八

素因数分解:

2 7 × 3 2 × 11 1 × 109 1

素因数の和:140
約数の個数: 96
約数和(自身を含む): 4375800
約数和(自身を除く): 2994552

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 109, 128, 132, 144, 176, 192, 198, 218, 264, 288, 327, 352, 384, 396, 436, 528, 576, 654, 704, 792, 872, 981, 1056, 1152, 1199, 1308, 1408, 1584, 1744, 1962, 2112, 2398, 2616, 3168, 3488, 3597, 3924, 4224, 4796, 5232, 6336, 6976, 7194, 7848, 9592, 10464, 10791, 12672, 13952, 14388, 15696, 19184, 20928, 21582, 28776, 31392, 38368, 41856, 43164, 57552, 62784, 76736, 86328, 115104, 125568, 153472, 172656, 230208, 345312, 460416, 690624, 1381248]

約数ペア:
[(1, 1381248), (2, 690624), (3, 460416), (4, 345312), (6, 230208), (8, 172656), (9, 153472), (11, 125568), (12, 115104), (16, 86328), (18, 76736), (22, 62784), (24, 57552), (32, 43164), (33, 41856), (36, 38368), (44, 31392), (48, 28776), (64, 21582), (66, 20928), (72, 19184), (88, 15696), (96, 14388), (99, 13952), (109, 12672), (128, 10791), (132, 10464), (144, 9592), (176, 7848), (192, 7194), (198, 6976), (218, 6336), (264, 5232), (288, 4796), (327, 4224), (352, 3924), (384, 3597), (396, 3488), (436, 3168), (528, 2616), (576, 2398), (654, 2112), (704, 1962), (792, 1744), (872, 1584), (981, 1408), (1056, 1308), (1152, 1199)]

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