1905799680

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:667

約数の個数: 240

約数和(自身を含む): 6651308664

約数和(自身を除く): 4745508984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 181, 192, 240, 256, 288, 320, 360, 362, 384, 457, 480, 512, 543, 576, 640, 720, 724, 768, 905, 914, 960, 1086, 1152, 1280, 1371, 1440, 1448, 1536, 1629, 1810, 1828, 1920, 2172, 2285, 2304, 2560, 2715, 2742, 2880, 2896, 3258, 3620, 3656, 3840, 4113, 4344, 4570, 4608, 5430, 5484, 5760, 5792, 6516, 6855, 7240, 7312, 7680, 8145, 8226, 8688, 9140, 10860, 10968, 11520, 11584, 13032, 13710, 14480, 14624, 16290, 16452, 17376, 18280, 20565, 21720, 21936, 23040, 23168, 26064, 27420, 28960, 29248, 32580, 32904, 34752, 36560, 41130, 43440, 43872, 46336, 52128, 54840, 57920, 58496, 65160, 65808, 69504, 73120, 82260, 82717, 86880, 87744, 92672, 104256, 109680, 115840, 116992, 130320, 131616, 139008, 146240, 164520, 165434, 173760, 175488, 208512, 219360, 231680, 233984, 248151, 260640, 263232, 278016, 292480, 329040, 330868, 347520, 350976, 413585, 417024, 438720, 463360, 496302, 521280, 526464, 584960, 658080, 661736, 695040, 701952, 744453, 827170, 834048, 877440, 992604, 1042560, 1052928, 1169920, 1240755, 1316160, 1323472, 1390080, 1488906, 1654340, 1754880, 1985208, 2085120, 2105856, 2481510, 2632320, 2646944, 2977812, 3308680, 3509760, 3722265, 3970416, 4170240, 4963020, 5264640, 5293888, 5955624, 6617360, 7444530, 7940832, 9926040, 10529280, 10587776, 11911248, 13234720, 14889060, 15881664, 19852080, 21175552, 23822496, 26469440, 29778120, 31763328, 39704160, 42351104, 47644992, 52938880, 59556240, 63526656, 79408320, 95289984, 105877760, 119112480, 127053312, 158816640, 190579968, 211755520, 238224960, 317633280, 381159936, 476449920, 635266560, 952899840, 1905799680]

約数ペア:

[(1, 1905799680), (2, 952899840), (3, 635266560), (4, 476449920), (5, 381159936), (6, 317633280), (8, 238224960), (9, 211755520), (10, 190579968), (12, 158816640), (15, 127053312), (16, 119112480), (18, 105877760), (20, 95289984), (24, 79408320), (30, 63526656), (32, 59556240), (36, 52938880), (40, 47644992), (45, 42351104), (48, 39704160), (60, 31763328), (64, 29778120), (72, 26469440), (80, 23822496), (90, 21175552), (96, 19852080), (120, 15881664), (128, 14889060), (144, 13234720), (160, 11911248), (180, 10587776), (181, 10529280), (192, 9926040), (240, 7940832), (256, 7444530), (288, 6617360), (320, 5955624), (360, 5293888), (362, 5264640), (384, 4963020), (457, 4170240), (480, 3970416), (512, 3722265), (543, 3509760), (576, 3308680), (640, 2977812), (720, 2646944), (724, 2632320), (768, 2481510), (905, 2105856), (914, 2085120), (960, 1985208), (1086, 1754880), (1152, 1654340), (1280, 1488906), (1371, 1390080), (1440, 1323472), (1448, 1316160), (1536, 1240755), (1629, 1169920), (1810, 1052928), (1828, 1042560), (1920, 992604), (2172, 877440), (2285, 834048), (2304, 827170), (2560, 744453), (2715, 701952), (2742, 695040), (2880, 661736), (2896, 658080), (3258, 584960), (3620, 526464), (3656, 521280), (3840, 496302), (4113, 463360), (4344, 438720), (4570, 417024), (4608, 413585), (5430, 350976), (5484, 347520), (5760, 330868), (5792, 329040), (6516, 292480), (6855, 278016), (7240, 263232), (7312, 260640), (7680, 248151), (8145, 233984), (8226, 231680), (8688, 219360), (9140, 208512), (10860, 175488), (10968, 173760), (11520, 165434), (11584, 164520), (13032, 146240), (13710, 139008), (14480, 131616), (14624, 130320), (16290, 116992), (16452, 115840), (17376, 109680), (18280, 104256), (20565, 92672), (21720, 87744), (21936, 86880), (23040, 82717), (23168, 82260), (26064, 73120), (27420, 69504), (28960, 65808), (29248, 65160), (32580, 58496), (32904, 57920), (34752, 54840), (36560, 52128), (41130, 46336), (43440, 43872)]