157421568

素因数分解:

$2^{12}\times 3^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:607

約数の個数: 104

約数和(自身を含む): 438775488

約数和(自身を除く): 281353920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 512, 552, 557, 736, 768, 1024, 1104, 1114, 1472, 1536, 1671, 2048, 2208, 2228, 2944, 3072, 3342, 4096, 4416, 4456, 5888, 6144, 6684, 8832, 8912, 11776, 12288, 12811, 13368, 17664, 17824, 23552, 25622, 26736, 35328, 35648, 38433, 47104, 51244, 53472, 70656, 71296, 76866, 94208, 102488, 106944, 141312, 142592, 153732, 204976, 213888, 282624, 285184, 307464, 409952, 427776, 570368, 614928, 819904, 855552, 1140736, 1229856, 1639808, 1711104, 2281472, 2459712, 3279616, 3422208, 4919424, 6559232, 6844416, 9838848, 13118464, 19677696, 26236928, 39355392, 52473856, 78710784, 157421568]

約数ペア:

[(1, 157421568), (2, 78710784), (3, 52473856), (4, 39355392), (6, 26236928), (8, 19677696), (12, 13118464), (16, 9838848), (23, 6844416), (24, 6559232), (32, 4919424), (46, 3422208), (48, 3279616), (64, 2459712), (69, 2281472), (92, 1711104), (96, 1639808), (128, 1229856), (138, 1140736), (184, 855552), (192, 819904), (256, 614928), (276, 570368), (368, 427776), (384, 409952), (512, 307464), (552, 285184), (557, 282624), (736, 213888), (768, 204976), (1024, 153732), (1104, 142592), (1114, 141312), (1472, 106944), (1536, 102488), (1671, 94208), (2048, 76866), (2208, 71296), (2228, 70656), (2944, 53472), (3072, 51244), (3342, 47104), (4096, 38433), (4416, 35648), (4456, 35328), (5888, 26736), (6144, 25622), (6684, 23552), (8832, 17824), (8912, 17664), (11776, 13368), (12288, 12811)]