71471680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31907}}^1$

素因数の和:31931

約数の個数: 56

約数和(自身を含む): 194511168

約数和(自身を除く): 123039488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 31907, 63814, 127628, 159535, 223349, 255256, 319070, 446698, 510512, 638140, 893396, 1021024, 1116745, 1276280, 1786792, 2042048, 2233490, 2552560, 3573584, 4466980, 5105120, 7147168, 8933960, 10210240, 14294336, 17867920, 35735840, 71471680]

約数ペア:

[(1, 71471680), (2, 35735840), (4, 17867920), (5, 14294336), (7, 10210240), (8, 8933960), (10, 7147168), (14, 5105120), (16, 4466980), (20, 3573584), (28, 2552560), (32, 2233490), (35, 2042048), (40, 1786792), (56, 1276280), (64, 1116745), (70, 1021024), (80, 893396), (112, 638140), (140, 510512), (160, 446698), (224, 319070), (280, 255256), (320, 223349), (448, 159535), (560, 127628), (1120, 63814), (2240, 31907)]