20160554880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5741}}^1$

素因数の和:5853

約数の個数: 256

約数和(自身を含む): 67470796800

約数和(自身を除く): 47310241920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 59, 60, 62, 64, 80, 93, 96, 118, 120, 124, 128, 155, 160, 177, 186, 192, 236, 240, 248, 295, 310, 320, 354, 372, 384, 465, 472, 480, 496, 590, 620, 640, 708, 744, 885, 930, 944, 960, 992, 1180, 1240, 1416, 1488, 1770, 1829, 1860, 1888, 1920, 1984, 2360, 2480, 2832, 2976, 3540, 3658, 3720, 3776, 3968, 4720, 4960, 5487, 5664, 5741, 5952, 7080, 7316, 7440, 7552, 9145, 9440, 9920, 10974, 11328, 11482, 11904, 14160, 14632, 14880, 17223, 18290, 18880, 19840, 21948, 22656, 22964, 27435, 28320, 28705, 29264, 29760, 34446, 36580, 37760, 43896, 45928, 54870, 56640, 57410, 58528, 59520, 68892, 73160, 86115, 87792, 91856, 109740, 113280, 114820, 117056, 137784, 146320, 172230, 175584, 177971, 183712, 219480, 229640, 234112, 275568, 292640, 338719, 344460, 351168, 355942, 367424, 438960, 459280, 533913, 551136, 585280, 677438, 688920, 702336, 711884, 734848, 877920, 889855, 918560, 1016157, 1067826, 1102272, 1170560, 1354876, 1377840, 1423768, 1693595, 1755840, 1779710, 1837120, 2032314, 2135652, 2204544, 2669565, 2709752, 2755680, 2847536, 3387190, 3511680, 3559420, 3674240, 4064628, 4271304, 5080785, 5339130, 5419504, 5511360, 5695072, 6774380, 7118840, 8129256, 8542608, 10161570, 10500289, 10678260, 10839008, 11022720, 11390144, 13548760, 14237680, 16258512, 17085216, 20323140, 21000578, 21356520, 21678016, 22780288, 27097520, 28475360, 31500867, 32517024, 34170432, 40646280, 42001156, 42713040, 43356032, 52501445, 54195040, 56950720, 63001734, 65034048, 68340864, 81292560, 84002312, 85426080, 105002890, 108390080, 113901440, 126003468, 130068096, 157504335, 162585120, 168004624, 170852160, 210005780, 216780160, 252006936, 315008670, 325170240, 336009248, 341704320, 420011560, 504013872, 630017340, 650340480, 672018496, 840023120, 1008027744, 1260034680, 1344036992, 1680046240, 2016055488, 2520069360, 3360092480, 4032110976, 5040138720, 6720184960, 10080277440, 20160554880]

約数ペア:

[(1, 20160554880), (2, 10080277440), (3, 6720184960), (4, 5040138720), (5, 4032110976), (6, 3360092480), (8, 2520069360), (10, 2016055488), (12, 1680046240), (15, 1344036992), (16, 1260034680), (20, 1008027744), (24, 840023120), (30, 672018496), (31, 650340480), (32, 630017340), (40, 504013872), (48, 420011560), (59, 341704320), (60, 336009248), (62, 325170240), (64, 315008670), (80, 252006936), (93, 216780160), (96, 210005780), (118, 170852160), (120, 168004624), (124, 162585120), (128, 157504335), (155, 130068096), (160, 126003468), (177, 113901440), (186, 108390080), (192, 105002890), (236, 85426080), (240, 84002312), (248, 81292560), (295, 68340864), (310, 65034048), (320, 63001734), (354, 56950720), (372, 54195040), (384, 52501445), (465, 43356032), (472, 42713040), (480, 42001156), (496, 40646280), (590, 34170432), (620, 32517024), (640, 31500867), (708, 28475360), (744, 27097520), (885, 22780288), (930, 21678016), (944, 21356520), (960, 21000578), (992, 20323140), (1180, 17085216), (1240, 16258512), (1416, 14237680), (1488, 13548760), (1770, 11390144), (1829, 11022720), (1860, 10839008), (1888, 10678260), (1920, 10500289), (1984, 10161570), (2360, 8542608), (2480, 8129256), (2832, 7118840), (2976, 6774380), (3540, 5695072), (3658, 5511360), (3720, 5419504), (3776, 5339130), (3968, 5080785), (4720, 4271304), (4960, 4064628), (5487, 3674240), (5664, 3559420), (5741, 3511680), (5952, 3387190), (7080, 2847536), (7316, 2755680), (7440, 2709752), (7552, 2669565), (9145, 2204544), (9440, 2135652), (9920, 2032314), (10974, 1837120), (11328, 1779710), (11482, 1755840), (11904, 1693595), (14160, 1423768), (14632, 1377840), (14880, 1354876), (17223, 1170560), (18290, 1102272), (18880, 1067826), (19840, 1016157), (21948, 918560), (22656, 889855), (22964, 877920), (27435, 734848), (28320, 711884), (28705, 702336), (29264, 688920), (29760, 677438), (34446, 585280), (36580, 551136), (37760, 533913), (43896, 459280), (45928, 438960), (54870, 367424), (56640, 355942), (57410, 351168), (58528, 344460), (59520, 338719), (68892, 292640), (73160, 275568), (86115, 234112), (87792, 229640), (91856, 219480), (109740, 183712), (113280, 177971), (114820, 175584), (117056, 172230), (137784, 146320)]