81401280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{84793}}^1$

素因数の和:84813

約数の個数: 56

約数和(自身を含む): 258452112

約数和(自身を除く): 177050832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 84793, 169586, 254379, 339172, 423965, 508758, 678344, 847930, 1017516, 1271895, 1356688, 1695860, 2035032, 2543790, 2713376, 3391720, 4070064, 5087580, 5426752, 6783440, 8140128, 10175160, 13566880, 16280256, 20350320, 27133760, 40700640, 81401280]

約数ペア:

[(1, 81401280), (2, 40700640), (3, 27133760), (4, 20350320), (5, 16280256), (6, 13566880), (8, 10175160), (10, 8140128), (12, 6783440), (15, 5426752), (16, 5087580), (20, 4070064), (24, 3391720), (30, 2713376), (32, 2543790), (40, 2035032), (48, 1695860), (60, 1356688), (64, 1271895), (80, 1017516), (96, 847930), (120, 678344), (160, 508758), (192, 423965), (240, 339172), (320, 254379), (480, 169586), (960, 84793)]