320221458

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{547}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 734670720

約数和(自身を除く): 414449262

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 293, 333, 547, 586, 666, 879, 999, 1094, 1641, 1758, 1998, 2637, 3282, 4923, 5274, 7911, 9846, 10841, 14769, 15822, 20239, 21682, 29538, 32523, 40478, 60717, 65046, 97569, 121434, 160271, 182151, 195138, 292707, 320542, 364302, 480813, 546453, 585414, 961626, 1092906, 1442439, 2884878, 4327317, 5930027, 8654634, 11860054, 17790081, 35580162, 53370243, 106740486, 160110729, 320221458]

約数ペア:

[(1, 320221458), (2, 160110729), (3, 106740486), (6, 53370243), (9, 35580162), (18, 17790081), (27, 11860054), (37, 8654634), (54, 5930027), (74, 4327317), (111, 2884878), (222, 1442439), (293, 1092906), (333, 961626), (547, 585414), (586, 546453), (666, 480813), (879, 364302), (999, 320542), (1094, 292707), (1641, 195138), (1758, 182151), (1998, 160271), (2637, 121434), (3282, 97569), (4923, 65046), (5274, 60717), (7911, 40478), (9846, 32523), (10841, 29538), (14769, 21682), (15822, 20239)]