321807728

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{1471}}^1$

素因数の和:1614

約数の個数: 60

約数和(自身を含む): 691872384

約数和(自身を除く): 370064656

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 121, 176, 226, 242, 452, 484, 904, 968, 1243, 1471, 1808, 1936, 2486, 2942, 4972, 5884, 9944, 11768, 13673, 16181, 19888, 23536, 27346, 32362, 54692, 64724, 109384, 129448, 166223, 177991, 218768, 258896, 332446, 355982, 664892, 711964, 1329784, 1423928, 1828453, 2659568, 2847856, 3656906, 7313812, 14627624, 20112983, 29255248, 40225966, 80451932, 160903864, 321807728]

約数ペア:

[(1, 321807728), (2, 160903864), (4, 80451932), (8, 40225966), (11, 29255248), (16, 20112983), (22, 14627624), (44, 7313812), (88, 3656906), (113, 2847856), (121, 2659568), (176, 1828453), (226, 1423928), (242, 1329784), (452, 711964), (484, 664892), (904, 355982), (968, 332446), (1243, 258896), (1471, 218768), (1808, 177991), (1936, 166223), (2486, 129448), (2942, 109384), (4972, 64724), (5884, 54692), (9944, 32362), (11768, 27346), (13673, 23536), (16181, 19888)]