207748310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4423}}^1$

素因数の和:4509

約数の個数: 64

約数和(自身を含む): 473969664

約数和(自身を除く): 266221354

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 61, 70, 77, 110, 122, 154, 305, 385, 427, 610, 671, 770, 854, 1342, 2135, 3355, 4270, 4423, 4697, 6710, 8846, 9394, 22115, 23485, 30961, 44230, 46970, 48653, 61922, 97306, 154805, 243265, 269803, 309610, 340571, 486530, 539606, 681142, 1349015, 1702855, 1888621, 2698030, 2967833, 3405710, 3777242, 5935666, 9443105, 14839165, 18886210, 20774831, 29678330, 41549662, 103874155, 207748310]

約数ペア:

[(1, 207748310), (2, 103874155), (5, 41549662), (7, 29678330), (10, 20774831), (11, 18886210), (14, 14839165), (22, 9443105), (35, 5935666), (55, 3777242), (61, 3405710), (70, 2967833), (77, 2698030), (110, 1888621), (122, 1702855), (154, 1349015), (305, 681142), (385, 539606), (427, 486530), (610, 340571), (671, 309610), (770, 269803), (854, 243265), (1342, 154805), (2135, 97306), (3355, 61922), (4270, 48653), (4423, 46970), (4697, 44230), (6710, 30961), (8846, 23485), (9394, 22115)]