204044720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 528997392

約数和(自身を除く): 324952672

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 107, 110, 121, 176, 197, 214, 220, 242, 394, 428, 440, 484, 535, 605, 788, 856, 880, 968, 985, 1070, 1177, 1210, 1576, 1712, 1936, 1970, 2140, 2167, 2354, 2420, 3152, 3940, 4280, 4334, 4708, 4840, 5885, 7880, 8560, 8668, 9416, 9680, 10835, 11770, 12947, 15760, 17336, 18832, 21079, 21670, 23540, 23837, 25894, 34672, 42158, 43340, 47080, 47674, 51788, 64735, 84316, 86680, 94160, 95348, 103576, 105395, 119185, 129470, 168632, 173360, 190696, 207152, 210790, 231869, 238370, 258940, 337264, 381392, 421580, 463738, 476740, 517880, 843160, 927476, 953480, 1035760, 1159345, 1686320, 1854952, 1906960, 2318690, 2550559, 3709904, 4637380, 5101118, 9274760, 10202236, 12752795, 18549520, 20404472, 25505590, 40808944, 51011180, 102022360, 204044720]

約数ペア:

[(1, 204044720), (2, 102022360), (4, 51011180), (5, 40808944), (8, 25505590), (10, 20404472), (11, 18549520), (16, 12752795), (20, 10202236), (22, 9274760), (40, 5101118), (44, 4637380), (55, 3709904), (80, 2550559), (88, 2318690), (107, 1906960), (110, 1854952), (121, 1686320), (176, 1159345), (197, 1035760), (214, 953480), (220, 927476), (242, 843160), (394, 517880), (428, 476740), (440, 463738), (484, 421580), (535, 381392), (605, 337264), (788, 258940), (856, 238370), (880, 231869), (968, 210790), (985, 207152), (1070, 190696), (1177, 173360), (1210, 168632), (1576, 129470), (1712, 119185), (1936, 105395), (1970, 103576), (2140, 95348), (2167, 94160), (2354, 86680), (2420, 84316), (3152, 64735), (3940, 51788), (4280, 47674), (4334, 47080), (4708, 43340), (4840, 42158), (5885, 34672), (7880, 25894), (8560, 23837), (8668, 23540), (9416, 21670), (9680, 21079), (10835, 18832), (11770, 17336), (12947, 15760)]