198393800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2967

約数の個数: 96

約数和(自身を含む): 519609600

約数和(自身を除く): 321215800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 31, 40, 44, 50, 55, 62, 88, 100, 110, 124, 155, 200, 220, 248, 275, 310, 341, 440, 550, 620, 682, 775, 1100, 1240, 1364, 1550, 1705, 2200, 2728, 2909, 3100, 3410, 5818, 6200, 6820, 8525, 11636, 13640, 14545, 17050, 23272, 29090, 31999, 34100, 58180, 63998, 68200, 72725, 90179, 116360, 127996, 145450, 159995, 180358, 255992, 290900, 319990, 360716, 450895, 581800, 639980, 721432, 799975, 901790, 991969, 1279960, 1599950, 1803580, 1983938, 2254475, 3199900, 3607160, 3967876, 4508950, 4959845, 6399800, 7935752, 9017900, 9919690, 18035800, 19839380, 24799225, 39678760, 49598450, 99196900, 198393800]

約数ペア:

[(1, 198393800), (2, 99196900), (4, 49598450), (5, 39678760), (8, 24799225), (10, 19839380), (11, 18035800), (20, 9919690), (22, 9017900), (25, 7935752), (31, 6399800), (40, 4959845), (44, 4508950), (50, 3967876), (55, 3607160), (62, 3199900), (88, 2254475), (100, 1983938), (110, 1803580), (124, 1599950), (155, 1279960), (200, 991969), (220, 901790), (248, 799975), (275, 721432), (310, 639980), (341, 581800), (440, 450895), (550, 360716), (620, 319990), (682, 290900), (775, 255992), (1100, 180358), (1240, 159995), (1364, 145450), (1550, 127996), (1705, 116360), (2200, 90179), (2728, 72725), (2909, 68200), (3100, 63998), (3410, 58180), (5818, 34100), (6200, 31999), (6820, 29090), (8525, 23272), (11636, 17050), (13640, 14545)]