About the Number

121910272

121910271 ← → 121910273

2進数表記:111010001000011010000000000

漢数字表記:一億二千百九十一万二百七十二

素因数分解:

2 10 × 11 1 × 79 1 × 137 1

素因数の和:247
約数の個数: 88
約数和(自身を含む): 271186560
約数和(自身を除く): 149276288

約数列:
[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 79, 88, 128, 137, 158, 176, 256, 274, 316, 352, 512, 548, 632, 704, 869, 1024, 1096, 1264, 1408, 1507, 1738, 2192, 2528, 2816, 3014, 3476, 4384, 5056, 5632, 6028, 6952, 8768, 10112, 10823, 11264, 12056, 13904, 17536, 20224, 21646, 24112, 27808, 35072, 40448, 43292, 48224, 55616, 70144, 80896, 86584, 96448, 111232, 119053, 140288, 173168, 192896, 222464, 238106, 346336, 385792, 444928, 476212, 692672, 771584, 889856, 952424, 1385344, 1543168, 1904848, 2770688, 3809696, 5541376, 7619392, 11082752, 15238784, 30477568, 60955136, 121910272]

約数ペア:
[(1, 121910272), (2, 60955136), (4, 30477568), (8, 15238784), (11, 11082752), (16, 7619392), (22, 5541376), (32, 3809696), (44, 2770688), (64, 1904848), (79, 1543168), (88, 1385344), (128, 952424), (137, 889856), (158, 771584), (176, 692672), (256, 476212), (274, 444928), (316, 385792), (352, 346336), (512, 238106), (548, 222464), (632, 192896), (704, 173168), (869, 140288), (1024, 119053), (1096, 111232), (1264, 96448), (1408, 86584), (1507, 80896), (1738, 70144), (2192, 55616), (2528, 48224), (2816, 43292), (3014, 40448), (3476, 35072), (4384, 27808), (5056, 24112), (5632, 21646), (6028, 20224), (6952, 17536), (8768, 13904), (10112, 12056), (10823, 11264)]

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