76661280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:543

約数の個数: 144

約数和(自身を含む): 264176640

約数和(自身を除く): 187515360

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, 72, 80, 90, 96, 120, 139, 144, 160, 180, 240, 278, 288, 360, 383, 417, 480, 556, 695, 720, 766, 834, 1112, 1149, 1251, 1390, 1440, 1532, 1668, 1915, 2085, 2224, 2298, 2502, 2780, 3064, 3336, 3447, 3830, 4170, 4448, 4596, 5004, 5560, 5745, 6128, 6255, 6672, 6894, 7660, 8340, 9192, 10008, 11120, 11490, 12256, 12510, 13344, 13788, 15320, 16680, 17235, 18384, 20016, 22240, 22980, 25020, 27576, 30640, 33360, 34470, 36768, 40032, 45960, 50040, 53237, 55152, 61280, 66720, 68940, 91920, 100080, 106474, 110304, 137880, 159711, 183840, 200160, 212948, 266185, 275760, 319422, 425896, 479133, 532370, 551520, 638844, 798555, 851792, 958266, 1064740, 1277688, 1597110, 1703584, 1916532, 2129480, 2395665, 2555376, 3194220, 3833064, 4258960, 4791330, 5110752, 6388440, 7666128, 8517920, 9582660, 12776880, 15332256, 19165320, 25553760, 38330640, 76661280]

約数ペア:

[(1, 76661280), (2, 38330640), (3, 25553760), (4, 19165320), (5, 15332256), (6, 12776880), (8, 9582660), (9, 8517920), (10, 7666128), (12, 6388440), (15, 5110752), (16, 4791330), (18, 4258960), (20, 3833064), (24, 3194220), (30, 2555376), (32, 2395665), (36, 2129480), (40, 1916532), (45, 1703584), (48, 1597110), (60, 1277688), (72, 1064740), (80, 958266), (90, 851792), (96, 798555), (120, 638844), (139, 551520), (144, 532370), (160, 479133), (180, 425896), (240, 319422), (278, 275760), (288, 266185), (360, 212948), (383, 200160), (417, 183840), (480, 159711), (556, 137880), (695, 110304), (720, 106474), (766, 100080), (834, 91920), (1112, 68940), (1149, 66720), (1251, 61280), (1390, 55152), (1440, 53237), (1532, 50040), (1668, 45960), (1915, 40032), (2085, 36768), (2224, 34470), (2298, 33360), (2502, 30640), (2780, 27576), (3064, 25020), (3336, 22980), (3447, 22240), (3830, 20016), (4170, 18384), (4448, 17235), (4596, 16680), (5004, 15320), (5560, 13788), (5745, 13344), (6128, 12510), (6255, 12256), (6672, 11490), (6894, 11120), (7660, 10008), (8340, 9192)]