1906804560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{60649}}^1$

素因数の和:60796

約数の個数: 80

約数和(自身を含む): 5956315200

約数和(自身を除く): 4049510640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 7860, 10480, 15720, 31440, 60649, 121298, 181947, 242596, 303245, 363894, 485192, 606490, 727788, 909735, 970384, 1212980, 1455576, 1819470, 2425960, 2911152, 3638940, 4851920, 7277880, 7945019, 14555760, 15890038, 23835057, 31780076, 39725095, 47670114, 63560152, 79450190, 95340228, 119175285, 127120304, 158900380, 190680456, 238350570, 317800760, 381360912, 476701140, 635601520, 953402280, 1906804560]

約数ペア:

[(1, 1906804560), (2, 953402280), (3, 635601520), (4, 476701140), (5, 381360912), (6, 317800760), (8, 238350570), (10, 190680456), (12, 158900380), (15, 127120304), (16, 119175285), (20, 95340228), (24, 79450190), (30, 63560152), (40, 47670114), (48, 39725095), (60, 31780076), (80, 23835057), (120, 15890038), (131, 14555760), (240, 7945019), (262, 7277880), (393, 4851920), (524, 3638940), (655, 2911152), (786, 2425960), (1048, 1819470), (1310, 1455576), (1572, 1212980), (1965, 970384), (2096, 909735), (2620, 727788), (3144, 606490), (3930, 485192), (5240, 363894), (6288, 303245), (7860, 242596), (10480, 181947), (15720, 121298), (31440, 60649)]