180972

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:478

約数の個数: 36

約数和(自身を含む): 500136

約数和(自身を除く): 319164

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 457, 914, 1371, 1828, 2742, 4113, 5027, 5484, 8226, 10054, 15081, 16452, 20108, 30162, 45243, 60324, 90486, 180972]

約数ペア:

[(1, 180972), (2, 90486), (3, 60324), (4, 45243), (6, 30162), (9, 20108), (11, 16452), (12, 15081), (18, 10054), (22, 8226), (33, 5484), (36, 5027), (44, 4113), (66, 2742), (99, 1828), (132, 1371), (198, 914), (396, 457)]