About the Number

42781248

42781247 ← → 42781249

2進数表記:10100011001100101001000000

漢数字表記:四千二百七十八万千二百四十八

素因数分解:

2 6 × 3 2 × 17 2 × 257 1

素因数の和:309
約数の個数: 126
約数和(自身を含む): 130769106
約数和(自身を除く): 87987858

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 144, 153, 192, 204, 257, 272, 288, 289, 306, 408, 514, 544, 576, 578, 612, 771, 816, 867, 1028, 1088, 1156, 1224, 1542, 1632, 1734, 2056, 2312, 2313, 2448, 2601, 3084, 3264, 3468, 4112, 4369, 4624, 4626, 4896, 5202, 6168, 6936, 8224, 8738, 9248, 9252, 9792, 10404, 12336, 13107, 13872, 16448, 17476, 18496, 18504, 20808, 24672, 26214, 27744, 34952, 37008, 39321, 41616, 49344, 52428, 55488, 69904, 74016, 74273, 78642, 83232, 104856, 139808, 148032, 148546, 157284, 166464, 209712, 222819, 279616, 297092, 314568, 419424, 445638, 594184, 629136, 668457, 838848, 891276, 1188368, 1258272, 1336914, 1782552, 2376736, 2516544, 2673828, 3565104, 4753472, 5347656, 7130208, 10695312, 14260416, 21390624, 42781248]

約数ペア:
[(1, 42781248), (2, 21390624), (3, 14260416), (4, 10695312), (6, 7130208), (8, 5347656), (9, 4753472), (12, 3565104), (16, 2673828), (17, 2516544), (18, 2376736), (24, 1782552), (32, 1336914), (34, 1258272), (36, 1188368), (48, 891276), (51, 838848), (64, 668457), (68, 629136), (72, 594184), (96, 445638), (102, 419424), (136, 314568), (144, 297092), (153, 279616), (192, 222819), (204, 209712), (257, 166464), (272, 157284), (288, 148546), (289, 148032), (306, 139808), (408, 104856), (514, 83232), (544, 78642), (576, 74273), (578, 74016), (612, 69904), (771, 55488), (816, 52428), (867, 49344), (1028, 41616), (1088, 39321), (1156, 37008), (1224, 34952), (1542, 27744), (1632, 26214), (1734, 24672), (2056, 20808), (2312, 18504), (2313, 18496), (2448, 17476), (2601, 16448), (3084, 13872), (3264, 13107), (3468, 12336), (4112, 10404), (4369, 9792), (4624, 9252), (4626, 9248), (4896, 8738), (5202, 8224), (6168, 6936)]

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