303997540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:977

約数の個数: 96

約数和(自身を含む): 799755264

約数和(自身を除く): 495757724

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 307, 308, 385, 614, 643, 770, 1228, 1286, 1535, 1540, 2149, 2572, 3070, 3215, 3377, 4298, 4501, 6140, 6430, 6754, 7073, 8596, 9002, 10745, 12860, 13508, 14146, 16885, 18004, 21490, 22505, 23639, 28292, 33770, 35365, 42980, 45010, 47278, 49511, 67540, 70730, 90020, 94556, 99022, 118195, 141460, 197401, 198044, 236390, 247555, 394802, 472780, 495110, 789604, 987005, 990220, 1381807, 1974010, 2171411, 2763614, 3948020, 4342822, 5527228, 6909035, 8685644, 10857055, 13818070, 15199877, 21714110, 27636140, 30399754, 43428220, 60799508, 75999385, 151998770, 303997540]

約数ペア:

[(1, 303997540), (2, 151998770), (4, 75999385), (5, 60799508), (7, 43428220), (10, 30399754), (11, 27636140), (14, 21714110), (20, 15199877), (22, 13818070), (28, 10857055), (35, 8685644), (44, 6909035), (55, 5527228), (70, 4342822), (77, 3948020), (110, 2763614), (140, 2171411), (154, 1974010), (220, 1381807), (307, 990220), (308, 987005), (385, 789604), (614, 495110), (643, 472780), (770, 394802), (1228, 247555), (1286, 236390), (1535, 198044), (1540, 197401), (2149, 141460), (2572, 118195), (3070, 99022), (3215, 94556), (3377, 90020), (4298, 70730), (4501, 67540), (6140, 49511), (6430, 47278), (6754, 45010), (7073, 42980), (8596, 35365), (9002, 33770), (10745, 28292), (12860, 23639), (13508, 22505), (14146, 21490), (16885, 18004)]