320857072

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{547}}^1\times {\mathrm{601}}^1$

素因数の和:1217

約数の個数: 40

約数和(自身を含む): 634060112

約数和(自身を除く): 313203040

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 547, 601, 976, 1094, 1202, 2188, 2404, 4376, 4808, 8752, 9616, 33367, 36661, 66734, 73322, 133468, 146644, 266936, 293288, 328747, 533872, 586576, 657494, 1314988, 2629976, 5259952, 20053567, 40107134, 80214268, 160428536, 320857072]

約数ペア:

[(1, 320857072), (2, 160428536), (4, 80214268), (8, 40107134), (16, 20053567), (61, 5259952), (122, 2629976), (244, 1314988), (488, 657494), (547, 586576), (601, 533872), (976, 328747), (1094, 293288), (1202, 266936), (2188, 146644), (2404, 133468), (4376, 73322), (4808, 66734), (8752, 36661), (9616, 33367)]