120865745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 216760320

約数和(自身を除く): 95894575

約数列:

[1, 5, 7, 11, 13, 19, 31, 35, 41, 55, 65, 77, 91, 95, 133, 143, 155, 205, 209, 217, 247, 287, 341, 385, 403, 451, 455, 533, 589, 665, 715, 779, 1001, 1045, 1085, 1235, 1271, 1435, 1463, 1705, 1729, 2015, 2255, 2387, 2665, 2717, 2821, 2945, 3157, 3731, 3895, 4123, 4433, 5005, 5453, 5863, 6355, 6479, 7315, 7657, 8569, 8645, 8897, 10127, 11935, 13585, 13981, 14105, 15785, 16523, 18655, 19019, 20615, 22165, 24149, 27265, 29315, 31031, 32395, 38285, 41041, 42845, 44485, 45353, 50635, 53599, 59983, 69905, 70889, 82615, 84227, 95095, 97867, 111397, 115661, 120745, 155155, 169043, 181753, 205205, 226765, 265639, 267995, 299915, 313937, 354445, 421135, 489335, 556985, 578305, 589589, 779779, 845215, 908765, 1272271, 1328195, 1569685, 1859473, 2197559, 2947945, 3453307, 3898895, 6361355, 9297365, 10987795, 17266535, 24173149, 120865745]

約数ペア:

[(1, 120865745), (5, 24173149), (7, 17266535), (11, 10987795), (13, 9297365), (19, 6361355), (31, 3898895), (35, 3453307), (41, 2947945), (55, 2197559), (65, 1859473), (77, 1569685), (91, 1328195), (95, 1272271), (133, 908765), (143, 845215), (155, 779779), (205, 589589), (209, 578305), (217, 556985), (247, 489335), (287, 421135), (341, 354445), (385, 313937), (403, 299915), (451, 267995), (455, 265639), (533, 226765), (589, 205205), (665, 181753), (715, 169043), (779, 155155), (1001, 120745), (1045, 115661), (1085, 111397), (1235, 97867), (1271, 95095), (1435, 84227), (1463, 82615), (1705, 70889), (1729, 69905), (2015, 59983), (2255, 53599), (2387, 50635), (2665, 45353), (2717, 44485), (2821, 42845), (2945, 41041), (3157, 38285), (3731, 32395), (3895, 31031), (4123, 29315), (4433, 27265), (5005, 24149), (5453, 22165), (5863, 20615), (6355, 19019), (6479, 18655), (7315, 16523), (7657, 15785), (8569, 14105), (8645, 13981), (8897, 13585), (10127, 11935)]