189765840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71881}}^1$

素因数の和:71908

約数の個数: 80

約数和(自身を含む): 641762496

約数和(自身を除く): 451996656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 71881, 143762, 215643, 287524, 359405, 431286, 575048, 718810, 790691, 862572, 1078215, 1150096, 1437620, 1581382, 1725144, 2156430, 2372073, 2875240, 3162764, 3450288, 3953455, 4312860, 4744146, 5750480, 6325528, 7906910, 8625720, 9488292, 11860365, 12651056, 15813820, 17251440, 18976584, 23720730, 31627640, 37953168, 47441460, 63255280, 94882920, 189765840]

約数ペア:

[(1, 189765840), (2, 94882920), (3, 63255280), (4, 47441460), (5, 37953168), (6, 31627640), (8, 23720730), (10, 18976584), (11, 17251440), (12, 15813820), (15, 12651056), (16, 11860365), (20, 9488292), (22, 8625720), (24, 7906910), (30, 6325528), (33, 5750480), (40, 4744146), (44, 4312860), (48, 3953455), (55, 3450288), (60, 3162764), (66, 2875240), (80, 2372073), (88, 2156430), (110, 1725144), (120, 1581382), (132, 1437620), (165, 1150096), (176, 1078215), (220, 862572), (240, 790691), (264, 718810), (330, 575048), (440, 431286), (528, 359405), (660, 287524), (880, 215643), (1320, 143762), (2640, 71881)]