18981365760

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{29423}}^1$

素因数の和:29463

約数の個数: 288

約数和(自身を含む): 75186558720

約数和(自身を除く): 56205192960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2048, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5120, 5376, 5760, 6144, 6720, 7168, 7680, 8064, 8960, 9216, 10080, 10240, 10752, 11520, 13440, 14336, 15360, 16128, 17920, 18432, 20160, 21504, 23040, 26880, 29423, 30720, 32256, 35840, 40320, 43008, 46080, 53760, 58846, 64512, 71680, 80640, 88269, 92160, 107520, 117692, 129024, 147115, 161280, 176538, 205961, 215040, 235384, 264807, 294230, 322560, 353076, 411922, 441345, 470768, 529614, 588460, 617883, 645120, 706152, 823844, 882690, 941536, 1029805, 1059228, 1176920, 1235766, 1324035, 1412304, 1647688, 1765380, 1853649, 1883072, 2059610, 2118456, 2353840, 2471532, 2648070, 2824608, 3089415, 3295376, 3530760, 3707298, 3766144, 4119220, 4236912, 4707680, 4943064, 5296140, 5649216, 6178830, 6590752, 7061520, 7414596, 7532288, 8238440, 8473824, 9268245, 9415360, 9886128, 10592280, 11298432, 12357660, 13181504, 14123040, 14829192, 15064576, 16476880, 16947648, 18536490, 18830720, 19772256, 21184560, 22596864, 24715320, 26363008, 28246080, 29658384, 30129152, 32953760, 33895296, 37072980, 37661440, 39544512, 42369120, 45193728, 49430640, 52726016, 56492160, 59316768, 60258304, 65907520, 67790592, 74145960, 75322880, 79089024, 84738240, 90387456, 98861280, 105452032, 112984320, 118633536, 131815040, 135581184, 148291920, 150645760, 158178048, 169476480, 180774912, 197722560, 210904064, 225968640, 237267072, 263630080, 271162368, 296583840, 301291520, 316356096, 338952960, 395445120, 421808128, 451937280, 474534144, 527260160, 542324736, 593167680, 632712192, 677905920, 790890240, 903874560, 949068288, 1054520320, 1186335360, 1265424384, 1355811840, 1581780480, 1898136576, 2109040640, 2372670720, 2711623680, 3163560960, 3796273152, 4745341440, 6327121920, 9490682880, 18981365760]

約数ペア:

[(1, 18981365760), (2, 9490682880), (3, 6327121920), (4, 4745341440), (5, 3796273152), (6, 3163560960), (7, 2711623680), (8, 2372670720), (9, 2109040640), (10, 1898136576), (12, 1581780480), (14, 1355811840), (15, 1265424384), (16, 1186335360), (18, 1054520320), (20, 949068288), (21, 903874560), (24, 790890240), (28, 677905920), (30, 632712192), (32, 593167680), (35, 542324736), (36, 527260160), (40, 474534144), (42, 451937280), (45, 421808128), (48, 395445120), (56, 338952960), (60, 316356096), (63, 301291520), (64, 296583840), (70, 271162368), (72, 263630080), (80, 237267072), (84, 225968640), (90, 210904064), (96, 197722560), (105, 180774912), (112, 169476480), (120, 158178048), (126, 150645760), (128, 148291920), (140, 135581184), (144, 131815040), (160, 118633536), (168, 112984320), (180, 105452032), (192, 98861280), (210, 90387456), (224, 84738240), (240, 79089024), (252, 75322880), (256, 74145960), (280, 67790592), (288, 65907520), (315, 60258304), (320, 59316768), (336, 56492160), (360, 52726016), (384, 49430640), (420, 45193728), (448, 42369120), (480, 39544512), (504, 37661440), (512, 37072980), (560, 33895296), (576, 32953760), (630, 30129152), (640, 29658384), (672, 28246080), (720, 26363008), (768, 24715320), (840, 22596864), (896, 21184560), (960, 19772256), (1008, 18830720), (1024, 18536490), (1120, 16947648), (1152, 16476880), (1260, 15064576), (1280, 14829192), (1344, 14123040), (1440, 13181504), (1536, 12357660), (1680, 11298432), (1792, 10592280), (1920, 9886128), (2016, 9415360), (2048, 9268245), (2240, 8473824), (2304, 8238440), (2520, 7532288), (2560, 7414596), (2688, 7061520), (2880, 6590752), (3072, 6178830), (3360, 5649216), (3584, 5296140), (3840, 4943064), (4032, 4707680), (4480, 4236912), (4608, 4119220), (5040, 3766144), (5120, 3707298), (5376, 3530760), (5760, 3295376), (6144, 3089415), (6720, 2824608), (7168, 2648070), (7680, 2471532), (8064, 2353840), (8960, 2118456), (9216, 2059610), (10080, 1883072), (10240, 1853649), (10752, 1765380), (11520, 1647688), (13440, 1412304), (14336, 1324035), (15360, 1235766), (16128, 1176920), (17920, 1059228), (18432, 1029805), (20160, 941536), (21504, 882690), (23040, 823844), (26880, 706152), (29423, 645120), (30720, 617883), (32256, 588460), (35840, 529614), (40320, 470768), (43008, 441345), (46080, 411922), (53760, 353076), (58846, 322560), (64512, 294230), (71680, 264807), (80640, 235384), (88269, 215040), (92160, 205961), (107520, 176538), (117692, 161280), (129024, 147115)]