323780380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{210247}}^1$

素因数の和:210274

約数の個数: 48

約数和(自身を含む): 847719936

約数和(自身を除く): 523939556

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 210247, 420494, 840988, 1051235, 1471729, 2102470, 2312717, 2943458, 4204940, 4625434, 5886916, 7358645, 9250868, 11563585, 14717290, 16189019, 23127170, 29434580, 32378038, 46254340, 64756076, 80945095, 161890190, 323780380]

約数ペア:

[(1, 323780380), (2, 161890190), (4, 80945095), (5, 64756076), (7, 46254340), (10, 32378038), (11, 29434580), (14, 23127170), (20, 16189019), (22, 14717290), (28, 11563585), (35, 9250868), (44, 7358645), (55, 5886916), (70, 4625434), (77, 4204940), (110, 2943458), (140, 2312717), (154, 2102470), (220, 1471729), (308, 1051235), (385, 840988), (770, 420494), (1540, 210247)]