202118840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 572313600

約数和(自身を除く): 370194760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 137, 140, 154, 220, 274, 280, 308, 385, 440, 479, 548, 616, 685, 770, 958, 959, 1096, 1370, 1507, 1540, 1916, 1918, 2395, 2740, 3014, 3080, 3353, 3832, 3836, 4790, 4795, 5269, 5480, 6028, 6706, 7535, 7672, 9580, 9590, 10538, 10549, 12056, 13412, 15070, 16765, 19160, 19180, 21076, 21098, 26345, 26824, 30140, 33530, 36883, 38360, 42152, 42196, 52690, 52745, 60280, 65623, 67060, 73766, 84392, 105380, 105490, 131246, 134120, 147532, 184415, 210760, 210980, 262492, 295064, 328115, 368830, 421960, 459361, 524984, 656230, 721853, 737660, 918722, 1312460, 1443706, 1475320, 1837444, 2296805, 2624920, 2887412, 3609265, 3674888, 4593610, 5052971, 5774824, 7218530, 9187220, 10105942, 14437060, 18374440, 20211884, 25264855, 28874120, 40423768, 50529710, 101059420, 202118840]

約数ペア:

[(1, 202118840), (2, 101059420), (4, 50529710), (5, 40423768), (7, 28874120), (8, 25264855), (10, 20211884), (11, 18374440), (14, 14437060), (20, 10105942), (22, 9187220), (28, 7218530), (35, 5774824), (40, 5052971), (44, 4593610), (55, 3674888), (56, 3609265), (70, 2887412), (77, 2624920), (88, 2296805), (110, 1837444), (137, 1475320), (140, 1443706), (154, 1312460), (220, 918722), (274, 737660), (280, 721853), (308, 656230), (385, 524984), (440, 459361), (479, 421960), (548, 368830), (616, 328115), (685, 295064), (770, 262492), (958, 210980), (959, 210760), (1096, 184415), (1370, 147532), (1507, 134120), (1540, 131246), (1916, 105490), (1918, 105380), (2395, 84392), (2740, 73766), (3014, 67060), (3080, 65623), (3353, 60280), (3832, 52745), (3836, 52690), (4790, 42196), (4795, 42152), (5269, 38360), (5480, 36883), (6028, 33530), (6706, 30140), (7535, 26824), (7672, 26345), (9580, 21098), (9590, 21076), (10538, 19180), (10549, 19160), (12056, 16765), (13412, 15070)]