128217760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:566

約数の個数: 96

約数和(自身を含む): 332906112

約数和(自身を除く): 204688352

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 263, 277, 352, 440, 526, 554, 880, 1052, 1108, 1315, 1385, 1760, 2104, 2216, 2630, 2770, 2893, 3047, 4208, 4432, 5260, 5540, 5786, 6094, 8416, 8864, 10520, 11080, 11572, 12188, 14465, 15235, 21040, 22160, 23144, 24376, 28930, 30470, 42080, 44320, 46288, 48752, 57860, 60940, 72851, 92576, 97504, 115720, 121880, 145702, 231440, 243760, 291404, 364255, 462880, 487520, 582808, 728510, 801361, 1165616, 1457020, 1602722, 2331232, 2914040, 3205444, 4006805, 5828080, 6410888, 8013610, 11656160, 12821776, 16027220, 25643552, 32054440, 64108880, 128217760]

約数ペア:

[(1, 128217760), (2, 64108880), (4, 32054440), (5, 25643552), (8, 16027220), (10, 12821776), (11, 11656160), (16, 8013610), (20, 6410888), (22, 5828080), (32, 4006805), (40, 3205444), (44, 2914040), (55, 2331232), (80, 1602722), (88, 1457020), (110, 1165616), (160, 801361), (176, 728510), (220, 582808), (263, 487520), (277, 462880), (352, 364255), (440, 291404), (526, 243760), (554, 231440), (880, 145702), (1052, 121880), (1108, 115720), (1315, 97504), (1385, 92576), (1760, 72851), (2104, 60940), (2216, 57860), (2630, 48752), (2770, 46288), (2893, 44320), (3047, 42080), (4208, 30470), (4432, 28930), (5260, 24376), (5540, 23144), (5786, 22160), (6094, 21040), (8416, 15235), (8864, 14465), (10520, 12188), (11080, 11572)]