277629520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{269}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 787449600

約数和(自身を除く): 509820080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 97, 112, 133, 140, 152, 190, 194, 266, 269, 280, 304, 380, 388, 485, 532, 538, 560, 665, 679, 760, 776, 970, 1064, 1076, 1330, 1345, 1358, 1520, 1552, 1843, 1883, 1940, 2128, 2152, 2660, 2690, 2716, 3395, 3686, 3766, 3880, 4304, 5111, 5320, 5380, 5432, 6790, 7372, 7532, 7760, 9215, 9415, 10222, 10640, 10760, 10864, 12901, 13580, 14744, 15064, 18430, 18830, 20444, 21520, 25555, 25802, 26093, 27160, 29488, 30128, 35777, 36860, 37660, 40888, 51110, 51604, 52186, 54320, 64505, 71554, 73720, 75320, 81776, 102220, 103208, 104372, 129010, 130465, 143108, 147440, 150640, 178885, 182651, 204440, 206416, 208744, 258020, 260930, 286216, 357770, 365302, 408880, 417488, 495767, 516040, 521860, 572432, 715540, 730604, 913255, 991534, 1032080, 1043720, 1431080, 1461208, 1826510, 1983068, 2087440, 2478835, 2862160, 2922416, 3470369, 3653020, 3966136, 4957670, 6940738, 7306040, 7932272, 9915340, 13881476, 14612080, 17351845, 19830680, 27762952, 34703690, 39661360, 55525904, 69407380, 138814760, 277629520]

約数ペア:

[(1, 277629520), (2, 138814760), (4, 69407380), (5, 55525904), (7, 39661360), (8, 34703690), (10, 27762952), (14, 19830680), (16, 17351845), (19, 14612080), (20, 13881476), (28, 9915340), (35, 7932272), (38, 7306040), (40, 6940738), (56, 4957670), (70, 3966136), (76, 3653020), (80, 3470369), (95, 2922416), (97, 2862160), (112, 2478835), (133, 2087440), (140, 1983068), (152, 1826510), (190, 1461208), (194, 1431080), (266, 1043720), (269, 1032080), (280, 991534), (304, 913255), (380, 730604), (388, 715540), (485, 572432), (532, 521860), (538, 516040), (560, 495767), (665, 417488), (679, 408880), (760, 365302), (776, 357770), (970, 286216), (1064, 260930), (1076, 258020), (1330, 208744), (1345, 206416), (1358, 204440), (1520, 182651), (1552, 178885), (1843, 150640), (1883, 147440), (1940, 143108), (2128, 130465), (2152, 129010), (2660, 104372), (2690, 103208), (2716, 102220), (3395, 81776), (3686, 75320), (3766, 73720), (3880, 71554), (4304, 64505), (5111, 54320), (5320, 52186), (5380, 51604), (5432, 51110), (6790, 40888), (7372, 37660), (7532, 36860), (7760, 35777), (9215, 30128), (9415, 29488), (10222, 27160), (10640, 26093), (10760, 25802), (10864, 25555), (12901, 21520), (13580, 20444), (14744, 18830), (15064, 18430)]