1215709984

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{117619}}^1$

素因数の和:117665

約数の個数: 48

約数和(自身を含む): 2667621600

約数和(自身を除く): 1451911616

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 2584, 5168, 10336, 117619, 235238, 470476, 940952, 1881904, 1999523, 2234761, 3763808, 3999046, 4469522, 7998092, 8939044, 15996184, 17878088, 31992368, 35756176, 37990937, 63984736, 71512352, 75981874, 151963748, 303927496, 607854992, 1215709984]

約数ペア:

[(1, 1215709984), (2, 607854992), (4, 303927496), (8, 151963748), (16, 75981874), (17, 71512352), (19, 63984736), (32, 37990937), (34, 35756176), (38, 31992368), (68, 17878088), (76, 15996184), (136, 8939044), (152, 7998092), (272, 4469522), (304, 3999046), (323, 3763808), (544, 2234761), (608, 1999523), (646, 1881904), (1292, 940952), (2584, 470476), (5168, 235238), (10336, 117619)]