68648800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:329

約数の個数: 144

約数和(自身を含む): 189831600

約数和(自身を除く): 121182800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 32, 40, 44, 50, 55, 58, 80, 88, 100, 110, 116, 145, 160, 176, 200, 220, 232, 269, 275, 290, 319, 352, 400, 440, 464, 538, 550, 580, 638, 725, 800, 880, 928, 1076, 1100, 1160, 1276, 1345, 1450, 1595, 1760, 2152, 2200, 2320, 2552, 2690, 2900, 2959, 3190, 4304, 4400, 4640, 5104, 5380, 5800, 5918, 6380, 6725, 7801, 7975, 8608, 8800, 10208, 10760, 11600, 11836, 12760, 13450, 14795, 15602, 15950, 21520, 23200, 23672, 25520, 26900, 29590, 31204, 31900, 39005, 43040, 47344, 51040, 53800, 59180, 62408, 63800, 73975, 78010, 85811, 94688, 107600, 118360, 124816, 127600, 147950, 156020, 171622, 195025, 215200, 236720, 249632, 255200, 295900, 312040, 343244, 390050, 429055, 473440, 591800, 624080, 686488, 780100, 858110, 1183600, 1248160, 1372976, 1560200, 1716220, 2145275, 2367200, 2745952, 3120400, 3432440, 4290550, 6240800, 6864880, 8581100, 13729760, 17162200, 34324400, 68648800]

約数ペア:

[(1, 68648800), (2, 34324400), (4, 17162200), (5, 13729760), (8, 8581100), (10, 6864880), (11, 6240800), (16, 4290550), (20, 3432440), (22, 3120400), (25, 2745952), (29, 2367200), (32, 2145275), (40, 1716220), (44, 1560200), (50, 1372976), (55, 1248160), (58, 1183600), (80, 858110), (88, 780100), (100, 686488), (110, 624080), (116, 591800), (145, 473440), (160, 429055), (176, 390050), (200, 343244), (220, 312040), (232, 295900), (269, 255200), (275, 249632), (290, 236720), (319, 215200), (352, 195025), (400, 171622), (440, 156020), (464, 147950), (538, 127600), (550, 124816), (580, 118360), (638, 107600), (725, 94688), (800, 85811), (880, 78010), (928, 73975), (1076, 63800), (1100, 62408), (1160, 59180), (1276, 53800), (1345, 51040), (1450, 47344), (1595, 43040), (1760, 39005), (2152, 31900), (2200, 31204), (2320, 29590), (2552, 26900), (2690, 25520), (2900, 23672), (2959, 23200), (3190, 21520), (4304, 15950), (4400, 15602), (4640, 14795), (5104, 13450), (5380, 12760), (5800, 11836), (5918, 11600), (6380, 10760), (6725, 10208), (7801, 8800), (7975, 8608)]