20968200

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{353}}^1$

素因数の和:389

約数の個数: 192

約数和(自身を含む): 79012800

約数和(自身を除く): 58044600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 27, 30, 33, 36, 40, 44, 45, 50, 54, 55, 60, 66, 72, 75, 88, 90, 99, 100, 108, 110, 120, 132, 135, 150, 165, 180, 198, 200, 216, 220, 225, 264, 270, 275, 297, 300, 330, 353, 360, 396, 440, 450, 495, 540, 550, 594, 600, 660, 675, 706, 792, 825, 900, 990, 1059, 1080, 1100, 1188, 1320, 1350, 1412, 1485, 1650, 1765, 1800, 1980, 2118, 2200, 2376, 2475, 2700, 2824, 2970, 3177, 3300, 3530, 3883, 3960, 4236, 4950, 5295, 5400, 5940, 6354, 6600, 7060, 7425, 7766, 8472, 8825, 9531, 9900, 10590, 11649, 11880, 12708, 14120, 14850, 15532, 15885, 17650, 19062, 19415, 19800, 21180, 23298, 25416, 26475, 29700, 31064, 31770, 34947, 35300, 38124, 38830, 42360, 46596, 47655, 52950, 58245, 59400, 63540, 69894, 70600, 76248, 77660, 79425, 93192, 95310, 97075, 104841, 105900, 116490, 127080, 139788, 155320, 158850, 174735, 190620, 194150, 209682, 211800, 232980, 238275, 279576, 291225, 317700, 349470, 381240, 388300, 419364, 465960, 476550, 524205, 582450, 635400, 698940, 776600, 838728, 873675, 953100, 1048410, 1164900, 1397880, 1747350, 1906200, 2096820, 2329800, 2621025, 3494700, 4193640, 5242050, 6989400, 10484100, 20968200]

約数ペア:

[(1, 20968200), (2, 10484100), (3, 6989400), (4, 5242050), (5, 4193640), (6, 3494700), (8, 2621025), (9, 2329800), (10, 2096820), (11, 1906200), (12, 1747350), (15, 1397880), (18, 1164900), (20, 1048410), (22, 953100), (24, 873675), (25, 838728), (27, 776600), (30, 698940), (33, 635400), (36, 582450), (40, 524205), (44, 476550), (45, 465960), (50, 419364), (54, 388300), (55, 381240), (60, 349470), (66, 317700), (72, 291225), (75, 279576), (88, 238275), (90, 232980), (99, 211800), (100, 209682), (108, 194150), (110, 190620), (120, 174735), (132, 158850), (135, 155320), (150, 139788), (165, 127080), (180, 116490), (198, 105900), (200, 104841), (216, 97075), (220, 95310), (225, 93192), (264, 79425), (270, 77660), (275, 76248), (297, 70600), (300, 69894), (330, 63540), (353, 59400), (360, 58245), (396, 52950), (440, 47655), (450, 46596), (495, 42360), (540, 38830), (550, 38124), (594, 35300), (600, 34947), (660, 31770), (675, 31064), (706, 29700), (792, 26475), (825, 25416), (900, 23298), (990, 21180), (1059, 19800), (1080, 19415), (1100, 19062), (1188, 17650), (1320, 15885), (1350, 15532), (1412, 14850), (1485, 14120), (1650, 12708), (1765, 11880), (1800, 11649), (1980, 10590), (2118, 9900), (2200, 9531), (2376, 8825), (2475, 8472), (2700, 7766), (2824, 7425), (2970, 7060), (3177, 6600), (3300, 6354), (3530, 5940), (3883, 5400), (3960, 5295), (4236, 4950)]