243324620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{158003}}^1$

素因数の和:158030

約数の個数: 48

約数和(自身を含む): 637072128

約数和(自身を除く): 393747508

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, 158003, 316006, 632012, 790015, 1106021, 1580030, 1738033, 2212042, 3160060, 3476066, 4424084, 5530105, 6952132, 8690165, 11060210, 12166231, 17380330, 22120420, 24332462, 34760660, 48664924, 60831155, 121662310, 243324620]

約数ペア:

[(1, 243324620), (2, 121662310), (4, 60831155), (5, 48664924), (7, 34760660), (10, 24332462), (11, 22120420), (14, 17380330), (20, 12166231), (22, 11060210), (28, 8690165), (35, 6952132), (44, 5530105), (55, 4424084), (70, 3476066), (77, 3160060), (110, 2212042), (140, 1738033), (154, 1580030), (220, 1106021), (308, 790015), (385, 632012), (770, 316006), (1540, 158003)]