About the Number

31326288

31326287 ← → 31326289

2進数表記:1110111100000000001010000

漢数字表記:三千百三十二万六千二百八十八

素因数分解:

2 4 × 3 1 × 7 2 × 19 1 × 701 1

素因数の和:745
約数の個数: 120
約数和(自身を含む): 99234720
約数和(自身を除く): 67908432

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 228, 266, 294, 304, 336, 392, 399, 456, 532, 588, 701, 784, 798, 912, 931, 1064, 1176, 1402, 1596, 1862, 2103, 2128, 2352, 2793, 2804, 3192, 3724, 4206, 4907, 5586, 5608, 6384, 7448, 8412, 9814, 11172, 11216, 13319, 14721, 14896, 16824, 19628, 22344, 26638, 29442, 33648, 34349, 39256, 39957, 44688, 53276, 58884, 68698, 78512, 79914, 93233, 103047, 106552, 117768, 137396, 159828, 186466, 206094, 213104, 235536, 274792, 279699, 319656, 372932, 412188, 549584, 559398, 639312, 652631, 745864, 824376, 1118796, 1305262, 1491728, 1648752, 1957893, 2237592, 2610524, 3915786, 4475184, 5221048, 7831572, 10442096, 15663144, 31326288]

約数ペア:
[(1, 31326288), (2, 15663144), (3, 10442096), (4, 7831572), (6, 5221048), (7, 4475184), (8, 3915786), (12, 2610524), (14, 2237592), (16, 1957893), (19, 1648752), (21, 1491728), (24, 1305262), (28, 1118796), (38, 824376), (42, 745864), (48, 652631), (49, 639312), (56, 559398), (57, 549584), (76, 412188), (84, 372932), (98, 319656), (112, 279699), (114, 274792), (133, 235536), (147, 213104), (152, 206094), (168, 186466), (196, 159828), (228, 137396), (266, 117768), (294, 106552), (304, 103047), (336, 93233), (392, 79914), (399, 78512), (456, 68698), (532, 58884), (588, 53276), (701, 44688), (784, 39957), (798, 39256), (912, 34349), (931, 33648), (1064, 29442), (1176, 26638), (1402, 22344), (1596, 19628), (1862, 16824), (2103, 14896), (2128, 14721), (2352, 13319), (2793, 11216), (2804, 11172), (3192, 9814), (3724, 8412), (4206, 7448), (4907, 6384), (5586, 5608)]

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