7831260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 24002160

約数和(自身を除く): 16170900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 313, 417, 556, 626, 695, 834, 939, 1251, 1252, 1390, 1565, 1668, 1878, 2085, 2502, 2780, 2817, 3130, 3756, 4170, 4695, 5004, 5634, 6255, 6260, 8340, 9390, 11268, 12510, 14085, 18780, 25020, 28170, 43507, 56340, 87014, 130521, 174028, 217535, 261042, 391563, 435070, 522084, 652605, 783126, 870140, 1305210, 1566252, 1957815, 2610420, 3915630, 7831260]

約数ペア:

[(1, 7831260), (2, 3915630), (3, 2610420), (4, 1957815), (5, 1566252), (6, 1305210), (9, 870140), (10, 783126), (12, 652605), (15, 522084), (18, 435070), (20, 391563), (30, 261042), (36, 217535), (45, 174028), (60, 130521), (90, 87014), (139, 56340), (180, 43507), (278, 28170), (313, 25020), (417, 18780), (556, 14085), (626, 12510), (695, 11268), (834, 9390), (939, 8340), (1251, 6260), (1252, 6255), (1390, 5634), (1565, 5004), (1668, 4695), (1878, 4170), (2085, 3756), (2502, 3130), (2780, 2817)]