18231939990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{859}}^1\times {\mathrm{1949}}^1$

素因数の和:2843

約数の個数: 144

約数和(自身を含む): 52191594000

約数和(自身を除く): 33959654010

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 859, 990, 1089, 1210, 1718, 1815, 1949, 2178, 2577, 3630, 3898, 4295, 5154, 5445, 5847, 7731, 8590, 9449, 9745, 10890, 11694, 12885, 15462, 17541, 18898, 19490, 21439, 25770, 28347, 29235, 35082, 38655, 42878, 47245, 56694, 58470, 64317, 77310, 85041, 87705, 94490, 103939, 107195, 128634, 141735, 170082, 175410, 192951, 207878, 214390, 235829, 283470, 311817, 321585, 385902, 425205, 471658, 519695, 623634, 643170, 707487, 850410, 935451, 964755, 1039390, 1179145, 1414974, 1559085, 1674191, 1870902, 1929510, 2122461, 2358290, 3118170, 3348382, 3537435, 4244922, 4677255, 5022573, 7074870, 8370955, 9354510, 10045146, 10612305, 15067719, 16741910, 18416101, 21224610, 25112865, 30135438, 36832202, 50225730, 55248303, 75338595, 92080505, 110496606, 150677190, 165744909, 184161010, 202577111, 276241515, 331489818, 405154222, 552483030, 607731333, 828724545, 1012885555, 1215462666, 1657449090, 1823193999, 2025771110, 3038656665, 3646387998, 6077313330, 9115969995, 18231939990]

約数ペア:

[(1, 18231939990), (2, 9115969995), (3, 6077313330), (5, 3646387998), (6, 3038656665), (9, 2025771110), (10, 1823193999), (11, 1657449090), (15, 1215462666), (18, 1012885555), (22, 828724545), (30, 607731333), (33, 552483030), (45, 405154222), (55, 331489818), (66, 276241515), (90, 202577111), (99, 184161010), (110, 165744909), (121, 150677190), (165, 110496606), (198, 92080505), (242, 75338595), (330, 55248303), (363, 50225730), (495, 36832202), (605, 30135438), (726, 25112865), (859, 21224610), (990, 18416101), (1089, 16741910), (1210, 15067719), (1718, 10612305), (1815, 10045146), (1949, 9354510), (2178, 8370955), (2577, 7074870), (3630, 5022573), (3898, 4677255), (4295, 4244922), (5154, 3537435), (5445, 3348382), (5847, 3118170), (7731, 2358290), (8590, 2122461), (9449, 1929510), (9745, 1870902), (10890, 1674191), (11694, 1559085), (12885, 1414974), (15462, 1179145), (17541, 1039390), (18898, 964755), (19490, 935451), (21439, 850410), (25770, 707487), (28347, 643170), (29235, 623634), (35082, 519695), (38655, 471658), (42878, 425205), (47245, 385902), (56694, 321585), (58470, 311817), (64317, 283470), (77310, 235829), (85041, 214390), (87705, 207878), (94490, 192951), (103939, 175410), (107195, 170082), (128634, 141735)]