1921944640

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1013}}^1$

素因数の和:1066

約数の個数: 252

約数和(自身を含む): 5857596108

約数和(自身を除く): 3935651468

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 160, 176, 196, 220, 224, 242, 245, 280, 308, 320, 352, 385, 392, 440, 448, 484, 490, 539, 560, 605, 616, 704, 770, 784, 847, 880, 968, 980, 1013, 1078, 1120, 1210, 1232, 1540, 1568, 1694, 1760, 1936, 1960, 2026, 2156, 2240, 2420, 2464, 2695, 3080, 3136, 3388, 3520, 3872, 3920, 4052, 4235, 4312, 4840, 4928, 5065, 5390, 5929, 6160, 6776, 7091, 7744, 7840, 8104, 8470, 8624, 9680, 10130, 10780, 11143, 11858, 12320, 13552, 14182, 15680, 16208, 16940, 17248, 19360, 20260, 21560, 22286, 23716, 24640, 27104, 28364, 29645, 32416, 33880, 34496, 35455, 38720, 40520, 43120, 44572, 47432, 49637, 54208, 55715, 56728, 59290, 64832, 67760, 70910, 78001, 81040, 86240, 89144, 94864, 99274, 111430, 113456, 118580, 122573, 135520, 141820, 156002, 162080, 172480, 178288, 189728, 198548, 222860, 226912, 237160, 245146, 248185, 271040, 283640, 312004, 324160, 356576, 379456, 390005, 397096, 445720, 453824, 474320, 490292, 496370, 546007, 567280, 612865, 624008, 713152, 780010, 794192, 858011, 891440, 948640, 980584, 992740, 1092014, 1134560, 1225730, 1248016, 1560020, 1588384, 1716022, 1782880, 1897280, 1961168, 1985480, 2184028, 2269120, 2451460, 2496032, 2730035, 3120040, 3176768, 3432044, 3565760, 3922336, 3970960, 4290055, 4368056, 4902920, 4992064, 5460070, 6006077, 6240080, 6864088, 7844672, 7941920, 8580110, 8736112, 9805840, 10920140, 12012154, 12480160, 13728176, 15883840, 17160220, 17472224, 19611680, 21840280, 24024308, 24960320, 27456352, 30030385, 34320440, 34944448, 39223360, 43680560, 48048616, 54912704, 60060770, 68640880, 87361120, 96097232, 120121540, 137281760, 174722240, 192194464, 240243080, 274563520, 384388928, 480486160, 960972320, 1921944640]

約数ペア:

[(1, 1921944640), (2, 960972320), (4, 480486160), (5, 384388928), (7, 274563520), (8, 240243080), (10, 192194464), (11, 174722240), (14, 137281760), (16, 120121540), (20, 96097232), (22, 87361120), (28, 68640880), (32, 60060770), (35, 54912704), (40, 48048616), (44, 43680560), (49, 39223360), (55, 34944448), (56, 34320440), (64, 30030385), (70, 27456352), (77, 24960320), (80, 24024308), (88, 21840280), (98, 19611680), (110, 17472224), (112, 17160220), (121, 15883840), (140, 13728176), (154, 12480160), (160, 12012154), (176, 10920140), (196, 9805840), (220, 8736112), (224, 8580110), (242, 7941920), (245, 7844672), (280, 6864088), (308, 6240080), (320, 6006077), (352, 5460070), (385, 4992064), (392, 4902920), (440, 4368056), (448, 4290055), (484, 3970960), (490, 3922336), (539, 3565760), (560, 3432044), (605, 3176768), (616, 3120040), (704, 2730035), (770, 2496032), (784, 2451460), (847, 2269120), (880, 2184028), (968, 1985480), (980, 1961168), (1013, 1897280), (1078, 1782880), (1120, 1716022), (1210, 1588384), (1232, 1560020), (1540, 1248016), (1568, 1225730), (1694, 1134560), (1760, 1092014), (1936, 992740), (1960, 980584), (2026, 948640), (2156, 891440), (2240, 858011), (2420, 794192), (2464, 780010), (2695, 713152), (3080, 624008), (3136, 612865), (3388, 567280), (3520, 546007), (3872, 496370), (3920, 490292), (4052, 474320), (4235, 453824), (4312, 445720), (4840, 397096), (4928, 390005), (5065, 379456), (5390, 356576), (5929, 324160), (6160, 312004), (6776, 283640), (7091, 271040), (7744, 248185), (7840, 245146), (8104, 237160), (8470, 226912), (8624, 222860), (9680, 198548), (10130, 189728), (10780, 178288), (11143, 172480), (11858, 162080), (12320, 156002), (13552, 141820), (14182, 135520), (15680, 122573), (16208, 118580), (16940, 113456), (17248, 111430), (19360, 99274), (20260, 94864), (21560, 89144), (22286, 86240), (23716, 81040), (24640, 78001), (27104, 70910), (28364, 67760), (29645, 64832), (32416, 59290), (33880, 56728), (34496, 55715), (35455, 54208), (38720, 49637), (40520, 47432), (43120, 44572)]