19739623680

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{244787}}^1$

素因数の和:244821

約数の個数: 216

約数和(自身を含む): 78054080832

約数和(自身を除く): 58314457152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 8064, 8960, 10080, 11520, 13440, 16128, 20160, 26880, 40320, 80640, 244787, 489574, 734361, 979148, 1223935, 1468722, 1713509, 1958296, 2203083, 2447870, 2937444, 3427018, 3671805, 3916592, 4406166, 4895740, 5140527, 5874888, 6854036, 7343610, 7833184, 8567545, 8812332, 9791480, 10281054, 11015415, 11749776, 13708072, 14687220, 15421581, 15666368, 17135090, 17624664, 19582960, 20562108, 22030830, 23499552, 25702635, 27416144, 29374440, 30843162, 31332736, 34270180, 35249328, 39165920, 41124216, 44061660, 46999104, 51405270, 54832288, 58748880, 61686324, 62665472, 68540360, 70498656, 77107905, 78331840, 82248432, 88123320, 93998208, 102810540, 109664576, 117497760, 123372648, 137080720, 140997312, 154215810, 156663680, 164496864, 176246640, 187996416, 205621080, 219329152, 234995520, 246745296, 274161440, 281994624, 308431620, 313327360, 328993728, 352493280, 411242160, 438658304, 469991040, 493490592, 548322880, 563989248, 616863240, 657987456, 704986560, 822484320, 939982080, 986981184, 1096645760, 1233726480, 1315974912, 1409973120, 1644968640, 1973962368, 2193291520, 2467452960, 2819946240, 3289937280, 3947924736, 4934905920, 6579874560, 9869811840, 19739623680]

約数ペア:

[(1, 19739623680), (2, 9869811840), (3, 6579874560), (4, 4934905920), (5, 3947924736), (6, 3289937280), (7, 2819946240), (8, 2467452960), (9, 2193291520), (10, 1973962368), (12, 1644968640), (14, 1409973120), (15, 1315974912), (16, 1233726480), (18, 1096645760), (20, 986981184), (21, 939982080), (24, 822484320), (28, 704986560), (30, 657987456), (32, 616863240), (35, 563989248), (36, 548322880), (40, 493490592), (42, 469991040), (45, 438658304), (48, 411242160), (56, 352493280), (60, 328993728), (63, 313327360), (64, 308431620), (70, 281994624), (72, 274161440), (80, 246745296), (84, 234995520), (90, 219329152), (96, 205621080), (105, 187996416), (112, 176246640), (120, 164496864), (126, 156663680), (128, 154215810), (140, 140997312), (144, 137080720), (160, 123372648), (168, 117497760), (180, 109664576), (192, 102810540), (210, 93998208), (224, 88123320), (240, 82248432), (252, 78331840), (256, 77107905), (280, 70498656), (288, 68540360), (315, 62665472), (320, 61686324), (336, 58748880), (360, 54832288), (384, 51405270), (420, 46999104), (448, 44061660), (480, 41124216), (504, 39165920), (560, 35249328), (576, 34270180), (630, 31332736), (640, 30843162), (672, 29374440), (720, 27416144), (768, 25702635), (840, 23499552), (896, 22030830), (960, 20562108), (1008, 19582960), (1120, 17624664), (1152, 17135090), (1260, 15666368), (1280, 15421581), (1344, 14687220), (1440, 13708072), (1680, 11749776), (1792, 11015415), (1920, 10281054), (2016, 9791480), (2240, 8812332), (2304, 8567545), (2520, 7833184), (2688, 7343610), (2880, 6854036), (3360, 5874888), (3840, 5140527), (4032, 4895740), (4480, 4406166), (5040, 3916592), (5376, 3671805), (5760, 3427018), (6720, 2937444), (8064, 2447870), (8960, 2203083), (10080, 1958296), (11520, 1713509), (13440, 1468722), (16128, 1223935), (20160, 979148), (26880, 734361), (40320, 489574), (80640, 244787)]