198546040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{9209}}^1$

素因数の和:9245

約数の個数: 96

約数和(自身を含む): 566967600

約数和(自身を除く): 368421560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 140, 154, 196, 220, 245, 280, 308, 385, 392, 440, 490, 539, 616, 770, 980, 1078, 1540, 1960, 2156, 2695, 3080, 4312, 5390, 9209, 10780, 18418, 21560, 36836, 46045, 64463, 73672, 92090, 101299, 128926, 184180, 202598, 257852, 322315, 368360, 405196, 451241, 506495, 515704, 644630, 709093, 810392, 902482, 1012990, 1289260, 1418186, 1804964, 2025980, 2256205, 2578520, 2836372, 3545465, 3609928, 4051960, 4512410, 4963651, 5672744, 7090930, 9024820, 9927302, 14181860, 18049640, 19854604, 24818255, 28363720, 39709208, 49636510, 99273020, 198546040]

約数ペア:

[(1, 198546040), (2, 99273020), (4, 49636510), (5, 39709208), (7, 28363720), (8, 24818255), (10, 19854604), (11, 18049640), (14, 14181860), (20, 9927302), (22, 9024820), (28, 7090930), (35, 5672744), (40, 4963651), (44, 4512410), (49, 4051960), (55, 3609928), (56, 3545465), (70, 2836372), (77, 2578520), (88, 2256205), (98, 2025980), (110, 1804964), (140, 1418186), (154, 1289260), (196, 1012990), (220, 902482), (245, 810392), (280, 709093), (308, 644630), (385, 515704), (392, 506495), (440, 451241), (490, 405196), (539, 368360), (616, 322315), (770, 257852), (980, 202598), (1078, 184180), (1540, 128926), (1960, 101299), (2156, 92090), (2695, 73672), (3080, 64463), (4312, 46045), (5390, 36836), (9209, 21560), (10780, 18418)]