221704120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{1093}}^1$

素因数の和:1576

約数の個数: 64

約数和(自身を含む): 545862240

約数和(自身を除く): 324158120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 461, 922, 1093, 1844, 2186, 2305, 3688, 4372, 4610, 5071, 5465, 8744, 9220, 10142, 10930, 12023, 18440, 20284, 21860, 24046, 25355, 40568, 43720, 48092, 50710, 60115, 96184, 101420, 120230, 202840, 240460, 480920, 503873, 1007746, 2015492, 2519365, 4030984, 5038730, 5542603, 10077460, 11085206, 20154920, 22170412, 27713015, 44340824, 55426030, 110852060, 221704120]

約数ペア:

[(1, 221704120), (2, 110852060), (4, 55426030), (5, 44340824), (8, 27713015), (10, 22170412), (11, 20154920), (20, 11085206), (22, 10077460), (40, 5542603), (44, 5038730), (55, 4030984), (88, 2519365), (110, 2015492), (220, 1007746), (440, 503873), (461, 480920), (922, 240460), (1093, 202840), (1844, 120230), (2186, 101420), (2305, 96184), (3688, 60115), (4372, 50710), (4610, 48092), (5071, 43720), (5465, 40568), (8744, 25355), (9220, 24046), (10142, 21860), (10930, 20284), (12023, 18440)]