20807834880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24971}}^1$

素因数の和:25033

約数の個数: 288

約数和(自身を含む): 78401691648

約数和(自身を除く): 57593856768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 256, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 768, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1280, 1302, 1344, 1488, 1680, 1736, 1792, 1860, 1920, 1984, 2170, 2240, 2480, 2604, 2688, 2976, 3255, 3360, 3472, 3720, 3840, 3968, 4340, 4480, 4960, 5208, 5376, 5952, 6510, 6720, 6944, 7440, 7936, 8680, 8960, 9920, 10416, 11904, 13020, 13440, 13888, 14880, 17360, 19840, 20832, 23808, 24971, 26040, 26880, 27776, 29760, 34720, 39680, 41664, 49942, 52080, 55552, 59520, 69440, 74913, 83328, 99884, 104160, 119040, 124855, 138880, 149826, 166656, 174797, 199768, 208320, 249710, 277760, 299652, 349594, 374565, 399536, 416640, 499420, 524391, 599304, 699188, 749130, 774101, 799072, 833280, 873985, 998840, 1048782, 1198608, 1398376, 1498260, 1548202, 1598144, 1747970, 1997680, 2097564, 2322303, 2397216, 2621955, 2796752, 2996520, 3096404, 3196288, 3495940, 3870505, 3995360, 4195128, 4644606, 4794432, 5243910, 5418707, 5593504, 5993040, 6192808, 6392576, 6991880, 7741010, 7990720, 8390256, 9289212, 9588864, 10487820, 10837414, 11187008, 11611515, 11986080, 12385616, 13983760, 15482020, 15981440, 16256121, 16780512, 18578424, 19177728, 20975640, 21674828, 22374016, 23223030, 23972160, 24771232, 27093535, 27967520, 30964040, 31962880, 32512242, 33561024, 37156848, 41951280, 43349656, 44748032, 46446060, 47944320, 49542464, 54187070, 55935040, 61928080, 65024484, 67122048, 74313696, 81280605, 83902560, 86699312, 92892120, 95888640, 99084928, 108374140, 111870080, 123856160, 130048968, 134244096, 148627392, 162561210, 167805120, 173398624, 185784240, 198169856, 216748280, 223740160, 247712320, 260097936, 297254784, 325122420, 335610240, 346797248, 371568480, 433496560, 495424640, 520195872, 594509568, 650244840, 671220480, 693594496, 743136960, 866993120, 990849280, 1040391744, 1300489680, 1387188992, 1486273920, 1733986240, 2080783488, 2600979360, 2972547840, 3467972480, 4161566976, 5201958720, 6935944960, 10403917440, 20807834880]

約数ペア:

[(1, 20807834880), (2, 10403917440), (3, 6935944960), (4, 5201958720), (5, 4161566976), (6, 3467972480), (7, 2972547840), (8, 2600979360), (10, 2080783488), (12, 1733986240), (14, 1486273920), (15, 1387188992), (16, 1300489680), (20, 1040391744), (21, 990849280), (24, 866993120), (28, 743136960), (30, 693594496), (31, 671220480), (32, 650244840), (35, 594509568), (40, 520195872), (42, 495424640), (48, 433496560), (56, 371568480), (60, 346797248), (62, 335610240), (64, 325122420), (70, 297254784), (80, 260097936), (84, 247712320), (93, 223740160), (96, 216748280), (105, 198169856), (112, 185784240), (120, 173398624), (124, 167805120), (128, 162561210), (140, 148627392), (155, 134244096), (160, 130048968), (168, 123856160), (186, 111870080), (192, 108374140), (210, 99084928), (217, 95888640), (224, 92892120), (240, 86699312), (248, 83902560), (256, 81280605), (280, 74313696), (310, 67122048), (320, 65024484), (336, 61928080), (372, 55935040), (384, 54187070), (420, 49542464), (434, 47944320), (448, 46446060), (465, 44748032), (480, 43349656), (496, 41951280), (560, 37156848), (620, 33561024), (640, 32512242), (651, 31962880), (672, 30964040), (744, 27967520), (768, 27093535), (840, 24771232), (868, 23972160), (896, 23223030), (930, 22374016), (960, 21674828), (992, 20975640), (1085, 19177728), (1120, 18578424), (1240, 16780512), (1280, 16256121), (1302, 15981440), (1344, 15482020), (1488, 13983760), (1680, 12385616), (1736, 11986080), (1792, 11611515), (1860, 11187008), (1920, 10837414), (1984, 10487820), (2170, 9588864), (2240, 9289212), (2480, 8390256), (2604, 7990720), (2688, 7741010), (2976, 6991880), (3255, 6392576), (3360, 6192808), (3472, 5993040), (3720, 5593504), (3840, 5418707), (3968, 5243910), (4340, 4794432), (4480, 4644606), (4960, 4195128), (5208, 3995360), (5376, 3870505), (5952, 3495940), (6510, 3196288), (6720, 3096404), (6944, 2996520), (7440, 2796752), (7936, 2621955), (8680, 2397216), (8960, 2322303), (9920, 2097564), (10416, 1997680), (11904, 1747970), (13020, 1598144), (13440, 1548202), (13888, 1498260), (14880, 1398376), (17360, 1198608), (19840, 1048782), (20832, 998840), (23808, 873985), (24971, 833280), (26040, 799072), (26880, 774101), (27776, 749130), (29760, 699188), (34720, 599304), (39680, 524391), (41664, 499420), (49942, 416640), (52080, 399536), (55552, 374565), (59520, 349594), (69440, 299652), (74913, 277760), (83328, 249710), (99884, 208320), (104160, 199768), (119040, 174797), (124855, 166656), (138880, 149826)]