1890216960

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1129}}^1$

素因数の和:1266

約数の個数: 176

約数和(自身を含む): 6106610400

約数和(自身を除く): 4216393440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 256, 320, 327, 384, 436, 480, 512, 545, 640, 654, 768, 872, 960, 1024, 1090, 1129, 1280, 1308, 1536, 1635, 1744, 1920, 2180, 2258, 2560, 2616, 3072, 3270, 3387, 3488, 3840, 4360, 4516, 5120, 5232, 5645, 6540, 6774, 6976, 7680, 8720, 9032, 10464, 11290, 13080, 13548, 13952, 15360, 16935, 17440, 18064, 20928, 22580, 26160, 27096, 27904, 33870, 34880, 36128, 41856, 45160, 52320, 54192, 55808, 67740, 69760, 72256, 83712, 90320, 104640, 108384, 111616, 123061, 135480, 139520, 144512, 167424, 180640, 209280, 216768, 246122, 270960, 279040, 289024, 334848, 361280, 369183, 418560, 433536, 492244, 541920, 558080, 578048, 615305, 722560, 738366, 837120, 867072, 984488, 1083840, 1156096, 1230610, 1445120, 1476732, 1674240, 1734144, 1845915, 1968976, 2167680, 2461220, 2890240, 2953464, 3468288, 3691830, 3937952, 4335360, 4922440, 5780480, 5906928, 7383660, 7875904, 8670720, 9844880, 11813856, 14767320, 15751808, 17341440, 19689760, 23627712, 29534640, 31503616, 39379520, 47255424, 59069280, 63007232, 78759040, 94510848, 118138560, 126014464, 157518080, 189021696, 236277120, 315036160, 378043392, 472554240, 630072320, 945108480, 1890216960]

約数ペア:

[(1, 1890216960), (2, 945108480), (3, 630072320), (4, 472554240), (5, 378043392), (6, 315036160), (8, 236277120), (10, 189021696), (12, 157518080), (15, 126014464), (16, 118138560), (20, 94510848), (24, 78759040), (30, 63007232), (32, 59069280), (40, 47255424), (48, 39379520), (60, 31503616), (64, 29534640), (80, 23627712), (96, 19689760), (109, 17341440), (120, 15751808), (128, 14767320), (160, 11813856), (192, 9844880), (218, 8670720), (240, 7875904), (256, 7383660), (320, 5906928), (327, 5780480), (384, 4922440), (436, 4335360), (480, 3937952), (512, 3691830), (545, 3468288), (640, 2953464), (654, 2890240), (768, 2461220), (872, 2167680), (960, 1968976), (1024, 1845915), (1090, 1734144), (1129, 1674240), (1280, 1476732), (1308, 1445120), (1536, 1230610), (1635, 1156096), (1744, 1083840), (1920, 984488), (2180, 867072), (2258, 837120), (2560, 738366), (2616, 722560), (3072, 615305), (3270, 578048), (3387, 558080), (3488, 541920), (3840, 492244), (4360, 433536), (4516, 418560), (5120, 369183), (5232, 361280), (5645, 334848), (6540, 289024), (6774, 279040), (6976, 270960), (7680, 246122), (8720, 216768), (9032, 209280), (10464, 180640), (11290, 167424), (13080, 144512), (13548, 139520), (13952, 135480), (15360, 123061), (16935, 111616), (17440, 108384), (18064, 104640), (20928, 90320), (22580, 83712), (26160, 72256), (27096, 69760), (27904, 67740), (33870, 55808), (34880, 54192), (36128, 52320), (41856, 45160)]