220640544

素因数分解:

$2^5\times 3^3\times {\mathrm{255371}}^1$

素因数の和:255390

約数の個数: 48

約数和(自身を含む): 643537440

約数和(自身を除く): 422896896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 255371, 510742, 766113, 1021484, 1532226, 2042968, 2298339, 3064452, 4085936, 4596678, 6128904, 6895017, 8171872, 9193356, 12257808, 13790034, 18386712, 24515616, 27580068, 36773424, 55160136, 73546848, 110320272, 220640544]

約数ペア:

[(1, 220640544), (2, 110320272), (3, 73546848), (4, 55160136), (6, 36773424), (8, 27580068), (9, 24515616), (12, 18386712), (16, 13790034), (18, 12257808), (24, 9193356), (27, 8171872), (32, 6895017), (36, 6128904), (48, 4596678), (54, 4085936), (72, 3064452), (96, 2298339), (108, 2042968), (144, 1532226), (216, 1021484), (288, 766113), (432, 510742), (864, 255371)]