20199089520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{1759}}^1$

素因数の和:2208

約数の個数: 240

約数和(自身を含む): 69708038400

約数和(自身を除く): 49508948880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 389, 410, 492, 615, 656, 720, 738, 778, 820, 984, 1167, 1230, 1476, 1556, 1640, 1759, 1845, 1945, 1968, 2334, 2460, 2952, 3112, 3280, 3501, 3518, 3690, 3890, 4668, 4920, 5277, 5835, 5904, 6224, 7002, 7036, 7380, 7780, 8795, 9336, 9840, 10554, 11670, 14004, 14072, 14760, 15560, 15831, 15949, 17505, 17590, 18672, 21108, 23340, 26385, 28008, 28144, 29520, 31120, 31662, 31898, 35010, 35180, 42216, 46680, 47847, 52770, 56016, 63324, 63796, 70020, 70360, 72119, 79155, 79745, 84432, 93360, 95694, 105540, 126648, 127592, 140040, 140720, 143541, 144238, 158310, 159490, 191388, 211080, 216357, 239235, 253296, 255184, 280080, 287082, 288476, 316620, 318980, 360595, 382776, 422160, 432714, 478470, 574164, 576952, 633240, 637960, 649071, 684251, 717705, 721190, 765552, 865428, 956940, 1081785, 1148328, 1153904, 1266480, 1275920, 1298142, 1368502, 1435410, 1442380, 1730856, 1913880, 2052753, 2163570, 2296656, 2596284, 2737004, 2870820, 2884760, 3245355, 3421255, 3461712, 3827760, 4105506, 4327140, 5192568, 5474008, 5741640, 5769520, 6158259, 6490710, 6842510, 8211012, 8654280, 10263765, 10385136, 10948016, 11483280, 12316518, 12981420, 13685020, 16422024, 17308560, 20527530, 24633036, 25962840, 27370040, 28054291, 30791295, 32844048, 41055060, 49266072, 51925680, 54740080, 56108582, 61582590, 82110120, 84162873, 98532144, 112217164, 123165180, 140271455, 164220240, 168325746, 224434328, 246330360, 252488619, 280542910, 336651492, 420814365, 448868656, 492660720, 504977238, 561085820, 673302984, 841628730, 1009954476, 1122171640, 1262443095, 1346605968, 1683257460, 2019908952, 2244343280, 2524886190, 3366514920, 4039817904, 5049772380, 6733029840, 10099544760, 20199089520]

約数ペア:

[(1, 20199089520), (2, 10099544760), (3, 6733029840), (4, 5049772380), (5, 4039817904), (6, 3366514920), (8, 2524886190), (9, 2244343280), (10, 2019908952), (12, 1683257460), (15, 1346605968), (16, 1262443095), (18, 1122171640), (20, 1009954476), (24, 841628730), (30, 673302984), (36, 561085820), (40, 504977238), (41, 492660720), (45, 448868656), (48, 420814365), (60, 336651492), (72, 280542910), (80, 252488619), (82, 246330360), (90, 224434328), (120, 168325746), (123, 164220240), (144, 140271455), (164, 123165180), (180, 112217164), (205, 98532144), (240, 84162873), (246, 82110120), (328, 61582590), (360, 56108582), (369, 54740080), (389, 51925680), (410, 49266072), (492, 41055060), (615, 32844048), (656, 30791295), (720, 28054291), (738, 27370040), (778, 25962840), (820, 24633036), (984, 20527530), (1167, 17308560), (1230, 16422024), (1476, 13685020), (1556, 12981420), (1640, 12316518), (1759, 11483280), (1845, 10948016), (1945, 10385136), (1968, 10263765), (2334, 8654280), (2460, 8211012), (2952, 6842510), (3112, 6490710), (3280, 6158259), (3501, 5769520), (3518, 5741640), (3690, 5474008), (3890, 5192568), (4668, 4327140), (4920, 4105506), (5277, 3827760), (5835, 3461712), (5904, 3421255), (6224, 3245355), (7002, 2884760), (7036, 2870820), (7380, 2737004), (7780, 2596284), (8795, 2296656), (9336, 2163570), (9840, 2052753), (10554, 1913880), (11670, 1730856), (14004, 1442380), (14072, 1435410), (14760, 1368502), (15560, 1298142), (15831, 1275920), (15949, 1266480), (17505, 1153904), (17590, 1148328), (18672, 1081785), (21108, 956940), (23340, 865428), (26385, 765552), (28008, 721190), (28144, 717705), (29520, 684251), (31120, 649071), (31662, 637960), (31898, 633240), (35010, 576952), (35180, 574164), (42216, 478470), (46680, 432714), (47847, 422160), (52770, 382776), (56016, 360595), (63324, 318980), (63796, 316620), (70020, 288476), (70360, 287082), (72119, 280080), (79155, 255184), (79745, 253296), (84432, 239235), (93360, 216357), (95694, 211080), (105540, 191388), (126648, 159490), (127592, 158310), (140040, 144238), (140720, 143541)]