20738657280

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122743}}^1$

素因数の和:122782

約数の個数: 176

約数和(自身を含む): 72362006784

約数和(自身を除く): 51623349504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 960, 1024, 1056, 1280, 1320, 1408, 1536, 1760, 1920, 2112, 2560, 2640, 2816, 3072, 3520, 3840, 4224, 5120, 5280, 5632, 7040, 7680, 8448, 10560, 11264, 14080, 15360, 16896, 21120, 28160, 33792, 42240, 56320, 84480, 122743, 168960, 245486, 368229, 490972, 613715, 736458, 981944, 1227430, 1350173, 1472916, 1841145, 1963888, 2454860, 2700346, 2945832, 3682290, 3927776, 4050519, 4909720, 5400692, 5891664, 6750865, 7364580, 7855552, 8101038, 9819440, 10801384, 11783328, 13501730, 14729160, 15711104, 16202076, 19638880, 20252595, 21602768, 23566656, 27003460, 29458320, 31422208, 32404152, 39277760, 40505190, 43205536, 47133312, 54006920, 58916640, 62844416, 64808304, 78555520, 81010380, 86411072, 94266624, 108013840, 117833280, 125688832, 129616608, 157111040, 162020760, 172822144, 188533248, 216027680, 235666560, 259233216, 314222080, 324041520, 345644288, 377066496, 432055360, 471333120, 518466432, 628444160, 648083040, 691288576, 864110720, 942666240, 1036932864, 1296166080, 1382577152, 1728221440, 1885332480, 2073865728, 2592332160, 3456442880, 4147731456, 5184664320, 6912885760, 10369328640, 20738657280]

約数ペア:

[(1, 20738657280), (2, 10369328640), (3, 6912885760), (4, 5184664320), (5, 4147731456), (6, 3456442880), (8, 2592332160), (10, 2073865728), (11, 1885332480), (12, 1728221440), (15, 1382577152), (16, 1296166080), (20, 1036932864), (22, 942666240), (24, 864110720), (30, 691288576), (32, 648083040), (33, 628444160), (40, 518466432), (44, 471333120), (48, 432055360), (55, 377066496), (60, 345644288), (64, 324041520), (66, 314222080), (80, 259233216), (88, 235666560), (96, 216027680), (110, 188533248), (120, 172822144), (128, 162020760), (132, 157111040), (160, 129616608), (165, 125688832), (176, 117833280), (192, 108013840), (220, 94266624), (240, 86411072), (256, 81010380), (264, 78555520), (320, 64808304), (330, 62844416), (352, 58916640), (384, 54006920), (440, 47133312), (480, 43205536), (512, 40505190), (528, 39277760), (640, 32404152), (660, 31422208), (704, 29458320), (768, 27003460), (880, 23566656), (960, 21602768), (1024, 20252595), (1056, 19638880), (1280, 16202076), (1320, 15711104), (1408, 14729160), (1536, 13501730), (1760, 11783328), (1920, 10801384), (2112, 9819440), (2560, 8101038), (2640, 7855552), (2816, 7364580), (3072, 6750865), (3520, 5891664), (3840, 5400692), (4224, 4909720), (5120, 4050519), (5280, 3927776), (5632, 3682290), (7040, 2945832), (7680, 2700346), (8448, 2454860), (10560, 1963888), (11264, 1841145), (14080, 1472916), (15360, 1350173), (16896, 1227430), (21120, 981944), (28160, 736458), (33792, 613715), (42240, 490972), (56320, 368229), (84480, 245486), (122743, 168960)]