217280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{97}}^1$

素因数の和:121

約数の個数: 56

約数和(自身を含む): 597408

約数和(自身を除く): 380128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 97, 112, 140, 160, 194, 224, 280, 320, 388, 448, 485, 560, 679, 776, 970, 1120, 1358, 1552, 1940, 2240, 2716, 3104, 3395, 3880, 5432, 6208, 6790, 7760, 10864, 13580, 15520, 21728, 27160, 31040, 43456, 54320, 108640, 217280]

約数ペア:

[(1, 217280), (2, 108640), (4, 54320), (5, 43456), (7, 31040), (8, 27160), (10, 21728), (14, 15520), (16, 13580), (20, 10864), (28, 7760), (32, 6790), (35, 6208), (40, 5432), (56, 3880), (64, 3395), (70, 3104), (80, 2716), (97, 2240), (112, 1940), (140, 1552), (160, 1358), (194, 1120), (224, 970), (280, 776), (320, 679), (388, 560), (448, 485)]