About the Number

121161984

121161983 ← → 121161985

2進数表記:111001110001100100100000000

漢数字表記:一億二千百十六万千九百八十四

素因数分解:

2 8 × 3 1 × 79 1 × 1997 1

素因数の和:2095
約数の個数: 72
約数和(自身を含む): 326712960
約数和(自身を除く): 205550976

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 79, 96, 128, 158, 192, 237, 256, 316, 384, 474, 632, 768, 948, 1264, 1896, 1997, 2528, 3792, 3994, 5056, 5991, 7584, 7988, 10112, 11982, 15168, 15976, 20224, 23964, 30336, 31952, 47928, 60672, 63904, 95856, 127808, 157763, 191712, 255616, 315526, 383424, 473289, 511232, 631052, 766848, 946578, 1262104, 1533696, 1893156, 2524208, 3786312, 5048416, 7572624, 10096832, 15145248, 20193664, 30290496, 40387328, 60580992, 121161984]

約数ペア:
[(1, 121161984), (2, 60580992), (3, 40387328), (4, 30290496), (6, 20193664), (8, 15145248), (12, 10096832), (16, 7572624), (24, 5048416), (32, 3786312), (48, 2524208), (64, 1893156), (79, 1533696), (96, 1262104), (128, 946578), (158, 766848), (192, 631052), (237, 511232), (256, 473289), (316, 383424), (384, 315526), (474, 255616), (632, 191712), (768, 157763), (948, 127808), (1264, 95856), (1896, 63904), (1997, 60672), (2528, 47928), (3792, 31952), (3994, 30336), (5056, 23964), (5991, 20224), (7584, 15976), (7988, 15168), (10112, 11982)]

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