30930746

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:112

約数の個数: 72

約数和(自身を含む): 63393120

約数和(自身を除く): 32462374

約数列:

[1, 2, 7, 11, 14, 19, 22, 31, 38, 62, 77, 121, 133, 154, 209, 217, 242, 266, 341, 418, 434, 589, 682, 847, 961, 1178, 1463, 1694, 1922, 2299, 2387, 2926, 3751, 4123, 4598, 4774, 6479, 6727, 7502, 8246, 10571, 12958, 13454, 16093, 18259, 21142, 26257, 32186, 36518, 45353, 52514, 71269, 73997, 90706, 116281, 127813, 142538, 147994, 200849, 232562, 255626, 401698, 498883, 813967, 997766, 1405943, 1627934, 2209339, 2811886, 4418678, 15465373, 30930746]

約数ペア:

[(1, 30930746), (2, 15465373), (7, 4418678), (11, 2811886), (14, 2209339), (19, 1627934), (22, 1405943), (31, 997766), (38, 813967), (62, 498883), (77, 401698), (121, 255626), (133, 232562), (154, 200849), (209, 147994), (217, 142538), (242, 127813), (266, 116281), (341, 90706), (418, 73997), (434, 71269), (589, 52514), (682, 45353), (847, 36518), (961, 32186), (1178, 26257), (1463, 21142), (1694, 18259), (1922, 16093), (2299, 13454), (2387, 12958), (2926, 10571), (3751, 8246), (4123, 7502), (4598, 6727), (4774, 6479)]