About the Number

309968384

309968383 ← → 309968385

2進数表記:10010011110011011111000000000

漢数字表記:三億九百九十六万八千三百八十四

素因数分解:

2 9 × 11 1 × 47 1 × 1171 1

素因数の和:1247
約数の個数: 80
約数和(自身を含む): 690598656
約数和(自身を除く): 380630272

約数列:
[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 64, 88, 94, 128, 176, 188, 256, 352, 376, 512, 517, 704, 752, 1034, 1171, 1408, 1504, 2068, 2342, 2816, 3008, 4136, 4684, 5632, 6016, 8272, 9368, 12032, 12881, 16544, 18736, 24064, 25762, 33088, 37472, 51524, 55037, 66176, 74944, 103048, 110074, 132352, 149888, 206096, 220148, 264704, 299776, 412192, 440296, 599552, 605407, 824384, 880592, 1210814, 1648768, 1761184, 2421628, 3297536, 3522368, 4843256, 6595072, 7044736, 9686512, 14089472, 19373024, 28178944, 38746048, 77492096, 154984192, 309968384]

約数ペア:
[(1, 309968384), (2, 154984192), (4, 77492096), (8, 38746048), (11, 28178944), (16, 19373024), (22, 14089472), (32, 9686512), (44, 7044736), (47, 6595072), (64, 4843256), (88, 3522368), (94, 3297536), (128, 2421628), (176, 1761184), (188, 1648768), (256, 1210814), (352, 880592), (376, 824384), (512, 605407), (517, 599552), (704, 440296), (752, 412192), (1034, 299776), (1171, 264704), (1408, 220148), (1504, 206096), (2068, 149888), (2342, 132352), (2816, 110074), (3008, 103048), (4136, 74944), (4684, 66176), (5632, 55037), (6016, 51524), (8272, 37472), (9368, 33088), (12032, 25762), (12881, 24064), (16544, 18736)]

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