661846080

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:837

約数の個数: 224

約数和(自身を含む): 2421331200

約数和(自身を除く): 1759485120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 149, 160, 168, 192, 210, 224, 240, 280, 298, 320, 336, 420, 447, 448, 480, 560, 596, 661, 672, 745, 840, 894, 960, 1043, 1120, 1192, 1322, 1344, 1490, 1680, 1788, 1983, 2086, 2235, 2240, 2384, 2644, 2980, 3129, 3305, 3360, 3576, 3966, 4172, 4470, 4627, 4768, 5215, 5288, 5960, 6258, 6610, 6720, 7152, 7932, 8344, 8940, 9254, 9536, 9915, 10430, 10576, 11920, 12516, 13220, 13881, 14304, 15645, 15864, 16688, 17880, 18508, 19830, 20860, 21152, 23135, 23840, 25032, 26440, 27762, 28608, 31290, 31728, 33376, 35760, 37016, 39660, 41720, 42304, 46270, 47680, 50064, 52880, 55524, 62580, 63456, 66752, 69405, 71520, 74032, 79320, 83440, 92540, 98489, 100128, 105760, 111048, 125160, 126912, 138810, 143040, 148064, 158640, 166880, 185080, 196978, 200256, 211520, 222096, 250320, 277620, 295467, 296128, 317280, 333760, 370160, 393956, 444192, 492445, 500640, 555240, 590934, 634560, 689423, 740320, 787912, 888384, 984890, 1001280, 1110480, 1181868, 1378846, 1477335, 1480640, 1575824, 1969780, 2068269, 2220960, 2363736, 2757692, 2954670, 3151648, 3447115, 3939560, 4136538, 4441920, 4727472, 5515384, 5909340, 6303296, 6894230, 7879120, 8273076, 9454944, 10341345, 11030768, 11818680, 13788460, 15758240, 16546152, 18909888, 20682690, 22061536, 23637360, 27576920, 31516480, 33092304, 41365380, 44123072, 47274720, 55153840, 66184608, 82730760, 94549440, 110307680, 132369216, 165461520, 220615360, 330923040, 661846080]

約数ペア:

[(1, 661846080), (2, 330923040), (3, 220615360), (4, 165461520), (5, 132369216), (6, 110307680), (7, 94549440), (8, 82730760), (10, 66184608), (12, 55153840), (14, 47274720), (15, 44123072), (16, 41365380), (20, 33092304), (21, 31516480), (24, 27576920), (28, 23637360), (30, 22061536), (32, 20682690), (35, 18909888), (40, 16546152), (42, 15758240), (48, 13788460), (56, 11818680), (60, 11030768), (64, 10341345), (70, 9454944), (80, 8273076), (84, 7879120), (96, 6894230), (105, 6303296), (112, 5909340), (120, 5515384), (140, 4727472), (149, 4441920), (160, 4136538), (168, 3939560), (192, 3447115), (210, 3151648), (224, 2954670), (240, 2757692), (280, 2363736), (298, 2220960), (320, 2068269), (336, 1969780), (420, 1575824), (447, 1480640), (448, 1477335), (480, 1378846), (560, 1181868), (596, 1110480), (661, 1001280), (672, 984890), (745, 888384), (840, 787912), (894, 740320), (960, 689423), (1043, 634560), (1120, 590934), (1192, 555240), (1322, 500640), (1344, 492445), (1490, 444192), (1680, 393956), (1788, 370160), (1983, 333760), (2086, 317280), (2235, 296128), (2240, 295467), (2384, 277620), (2644, 250320), (2980, 222096), (3129, 211520), (3305, 200256), (3360, 196978), (3576, 185080), (3966, 166880), (4172, 158640), (4470, 148064), (4627, 143040), (4768, 138810), (5215, 126912), (5288, 125160), (5960, 111048), (6258, 105760), (6610, 100128), (6720, 98489), (7152, 92540), (7932, 83440), (8344, 79320), (8940, 74032), (9254, 71520), (9536, 69405), (9915, 66752), (10430, 63456), (10576, 62580), (11920, 55524), (12516, 52880), (13220, 50064), (13881, 47680), (14304, 46270), (15645, 42304), (15864, 41720), (16688, 39660), (17880, 37016), (18508, 35760), (19830, 33376), (20860, 31728), (21152, 31290), (23135, 28608), (23840, 27762), (25032, 26440)]