207980160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1$

素因数の和:898

約数の個数: 128

約数和(自身を含む): 668304000

約数和(自身を除く): 460323840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 149, 160, 192, 240, 298, 320, 384, 447, 480, 596, 640, 727, 745, 894, 960, 1192, 1454, 1490, 1788, 1920, 2181, 2235, 2384, 2908, 2980, 3576, 3635, 4362, 4470, 4768, 5816, 5960, 7152, 7270, 8724, 8940, 9536, 10905, 11632, 11920, 14304, 14540, 17448, 17880, 19072, 21810, 23264, 23840, 28608, 29080, 34896, 35760, 43620, 46528, 47680, 57216, 58160, 69792, 71520, 87240, 93056, 95360, 108323, 116320, 139584, 143040, 174480, 216646, 232640, 279168, 286080, 324969, 348960, 433292, 465280, 541615, 649938, 697920, 866584, 1083230, 1299876, 1395840, 1624845, 1733168, 2166460, 2599752, 3249690, 3466336, 4332920, 5199504, 6499380, 6932672, 8665840, 10399008, 12998760, 13865344, 17331680, 20798016, 25997520, 34663360, 41596032, 51995040, 69326720, 103990080, 207980160]

約数ペア:

[(1, 207980160), (2, 103990080), (3, 69326720), (4, 51995040), (5, 41596032), (6, 34663360), (8, 25997520), (10, 20798016), (12, 17331680), (15, 13865344), (16, 12998760), (20, 10399008), (24, 8665840), (30, 6932672), (32, 6499380), (40, 5199504), (48, 4332920), (60, 3466336), (64, 3249690), (80, 2599752), (96, 2166460), (120, 1733168), (128, 1624845), (149, 1395840), (160, 1299876), (192, 1083230), (240, 866584), (298, 697920), (320, 649938), (384, 541615), (447, 465280), (480, 433292), (596, 348960), (640, 324969), (727, 286080), (745, 279168), (894, 232640), (960, 216646), (1192, 174480), (1454, 143040), (1490, 139584), (1788, 116320), (1920, 108323), (2181, 95360), (2235, 93056), (2384, 87240), (2908, 71520), (2980, 69792), (3576, 58160), (3635, 57216), (4362, 47680), (4470, 46528), (4768, 43620), (5816, 35760), (5960, 34896), (7152, 29080), (7270, 28608), (8724, 23840), (8940, 23264), (9536, 21810), (10905, 19072), (11632, 17880), (11920, 17448), (14304, 14540)]