179244540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2179}}^1$

素因数の和:2651

約数の個数: 72

約数和(自身を含む): 545148240

約数和(自身を除く): 365903700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 914, 1371, 1828, 2179, 2285, 2742, 4113, 4358, 4570, 5484, 6537, 6855, 8226, 8716, 9140, 10895, 13074, 13710, 16452, 19611, 20565, 21790, 26148, 27420, 32685, 39222, 41130, 43580, 65370, 78444, 82260, 98055, 130740, 196110, 392220, 995803, 1991606, 2987409, 3983212, 4979015, 5974818, 8962227, 9958030, 11949636, 14937045, 17924454, 19916060, 29874090, 35848908, 44811135, 59748180, 89622270, 179244540]

約数ペア:

[(1, 179244540), (2, 89622270), (3, 59748180), (4, 44811135), (5, 35848908), (6, 29874090), (9, 19916060), (10, 17924454), (12, 14937045), (15, 11949636), (18, 9958030), (20, 8962227), (30, 5974818), (36, 4979015), (45, 3983212), (60, 2987409), (90, 1991606), (180, 995803), (457, 392220), (914, 196110), (1371, 130740), (1828, 98055), (2179, 82260), (2285, 78444), (2742, 65370), (4113, 43580), (4358, 41130), (4570, 39222), (5484, 32685), (6537, 27420), (6855, 26148), (8226, 21790), (8716, 20565), (9140, 19611), (10895, 16452), (13074, 13710)]