1800816640

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 5215424760

約数和(自身を除く): 3414608120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 74, 80, 97, 98, 112, 128, 140, 148, 160, 185, 194, 196, 224, 245, 256, 259, 280, 296, 320, 370, 388, 392, 448, 485, 490, 512, 518, 560, 592, 640, 679, 740, 776, 784, 896, 970, 980, 1024, 1036, 1120, 1184, 1280, 1295, 1358, 1480, 1552, 1568, 1792, 1813, 1940, 1960, 2048, 2072, 2240, 2368, 2560, 2590, 2716, 2960, 3104, 3136, 3395, 3584, 3589, 3626, 3880, 3920, 4144, 4480, 4736, 4753, 5120, 5180, 5432, 5920, 6208, 6272, 6790, 7168, 7178, 7252, 7760, 7840, 8288, 8960, 9065, 9472, 9506, 10240, 10360, 10864, 11840, 12416, 12544, 13580, 14336, 14356, 14504, 15520, 15680, 16576, 17920, 17945, 18130, 18944, 19012, 20720, 21728, 23680, 23765, 24832, 25088, 25123, 27160, 28712, 29008, 31040, 31360, 33152, 35840, 35890, 36260, 37888, 38024, 41440, 43456, 47360, 47530, 49664, 50176, 50246, 54320, 57424, 58016, 62080, 62720, 66304, 71680, 71780, 72520, 75776, 76048, 82880, 86912, 94720, 95060, 99328, 100352, 100492, 108640, 114848, 116032, 124160, 125440, 125615, 132608, 143560, 145040, 152096, 165760, 173824, 175861, 189440, 190120, 198656, 200984, 217280, 229696, 232064, 248320, 250880, 251230, 265216, 287120, 290080, 304192, 331520, 347648, 351722, 378880, 380240, 401968, 434560, 459392, 464128, 496640, 501760, 502460, 530432, 574240, 580160, 608384, 663040, 695296, 703444, 760480, 803936, 869120, 879305, 918784, 928256, 993280, 1004920, 1148480, 1160320, 1216768, 1326080, 1390592, 1406888, 1520960, 1607872, 1738240, 1758610, 1837568, 1856512, 2009840, 2296960, 2320640, 2433536, 2652160, 2813776, 3041920, 3215744, 3476480, 3517220, 3675136, 3713024, 4019680, 4593920, 4641280, 4867072, 5627552, 6083840, 6431488, 6952960, 7034440, 7350272, 8039360, 9187840, 9282560, 9734144, 11255104, 12167680, 12862976, 14068880, 16078720, 18375680, 18565120, 22510208, 24335360, 25725952, 28137760, 32157440, 36751360, 45020416, 48670720, 51451904, 56275520, 64314880, 90040832, 112551040, 128629760, 180081664, 225102080, 257259520, 360163328, 450204160, 900408320, 1800816640]

約数ペア:

[(1, 1800816640), (2, 900408320), (4, 450204160), (5, 360163328), (7, 257259520), (8, 225102080), (10, 180081664), (14, 128629760), (16, 112551040), (20, 90040832), (28, 64314880), (32, 56275520), (35, 51451904), (37, 48670720), (40, 45020416), (49, 36751360), (56, 32157440), (64, 28137760), (70, 25725952), (74, 24335360), (80, 22510208), (97, 18565120), (98, 18375680), (112, 16078720), (128, 14068880), (140, 12862976), (148, 12167680), (160, 11255104), (185, 9734144), (194, 9282560), (196, 9187840), (224, 8039360), (245, 7350272), (256, 7034440), (259, 6952960), (280, 6431488), (296, 6083840), (320, 5627552), (370, 4867072), (388, 4641280), (392, 4593920), (448, 4019680), (485, 3713024), (490, 3675136), (512, 3517220), (518, 3476480), (560, 3215744), (592, 3041920), (640, 2813776), (679, 2652160), (740, 2433536), (776, 2320640), (784, 2296960), (896, 2009840), (970, 1856512), (980, 1837568), (1024, 1758610), (1036, 1738240), (1120, 1607872), (1184, 1520960), (1280, 1406888), (1295, 1390592), (1358, 1326080), (1480, 1216768), (1552, 1160320), (1568, 1148480), (1792, 1004920), (1813, 993280), (1940, 928256), (1960, 918784), (2048, 879305), (2072, 869120), (2240, 803936), (2368, 760480), (2560, 703444), (2590, 695296), (2716, 663040), (2960, 608384), (3104, 580160), (3136, 574240), (3395, 530432), (3584, 502460), (3589, 501760), (3626, 496640), (3880, 464128), (3920, 459392), (4144, 434560), (4480, 401968), (4736, 380240), (4753, 378880), (5120, 351722), (5180, 347648), (5432, 331520), (5920, 304192), (6208, 290080), (6272, 287120), (6790, 265216), (7168, 251230), (7178, 250880), (7252, 248320), (7760, 232064), (7840, 229696), (8288, 217280), (8960, 200984), (9065, 198656), (9472, 190120), (9506, 189440), (10240, 175861), (10360, 173824), (10864, 165760), (11840, 152096), (12416, 145040), (12544, 143560), (13580, 132608), (14336, 125615), (14356, 125440), (14504, 124160), (15520, 116032), (15680, 114848), (16576, 108640), (17920, 100492), (17945, 100352), (18130, 99328), (18944, 95060), (19012, 94720), (20720, 86912), (21728, 82880), (23680, 76048), (23765, 75776), (24832, 72520), (25088, 71780), (25123, 71680), (27160, 66304), (28712, 62720), (29008, 62080), (31040, 58016), (31360, 57424), (33152, 54320), (35840, 50246), (35890, 50176), (36260, 49664), (37888, 47530), (38024, 47360), (41440, 43456)]