About the Number

209380288

209380287 ← → 209380289

2進数表記:1100011110101110001111000000

漢数字表記:二億九百三十八万二百八十八

素因数分解:

2 6 × 13 1 × 359 1 × 701 1

素因数の和:1085
約数の個数: 56
約数和(自身を含む): 449336160
約数和(自身を除く): 239955872

約数列:
[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 359, 416, 701, 718, 832, 1402, 1436, 2804, 2872, 4667, 5608, 5744, 9113, 9334, 11216, 11488, 18226, 18668, 22432, 22976, 36452, 37336, 44864, 72904, 74672, 145808, 149344, 251659, 291616, 298688, 503318, 583232, 1006636, 2013272, 3271567, 4026544, 6543134, 8053088, 13086268, 16106176, 26172536, 52345072, 104690144, 209380288]

約数ペア:
[(1, 209380288), (2, 104690144), (4, 52345072), (8, 26172536), (13, 16106176), (16, 13086268), (26, 8053088), (32, 6543134), (52, 4026544), (64, 3271567), (104, 2013272), (208, 1006636), (359, 583232), (416, 503318), (701, 298688), (718, 291616), (832, 251659), (1402, 149344), (1436, 145808), (2804, 74672), (2872, 72904), (4667, 44864), (5608, 37336), (5744, 36452), (9113, 22976), (9334, 22432), (11216, 18668), (11488, 18226)]

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