108388840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{743}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 279624960

約数和(自身を除く): 171236120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 521, 743, 1042, 1486, 2084, 2605, 2972, 3647, 3715, 4168, 5201, 5210, 5944, 7294, 7430, 10402, 10420, 14588, 14860, 18235, 20804, 20840, 26005, 29176, 29720, 36470, 41608, 52010, 72940, 104020, 145880, 208040, 387103, 774206, 1548412, 1935515, 2709721, 3096824, 3871030, 5419442, 7742060, 10838884, 13548605, 15484120, 21677768, 27097210, 54194420, 108388840]

約数ペア:

[(1, 108388840), (2, 54194420), (4, 27097210), (5, 21677768), (7, 15484120), (8, 13548605), (10, 10838884), (14, 7742060), (20, 5419442), (28, 3871030), (35, 3096824), (40, 2709721), (56, 1935515), (70, 1548412), (140, 774206), (280, 387103), (521, 208040), (743, 145880), (1042, 104020), (1486, 72940), (2084, 52010), (2605, 41608), (2972, 36470), (3647, 29720), (3715, 29176), (4168, 26005), (5201, 20840), (5210, 20804), (5944, 18235), (7294, 14860), (7430, 14588), (10402, 10420)]