209611360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 192

約数和(自身を含む): 610727040

約数和(自身を除く): 401115680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 101, 109, 112, 119, 136, 140, 160, 170, 202, 218, 224, 238, 272, 280, 340, 404, 436, 476, 505, 544, 545, 560, 595, 680, 707, 763, 808, 872, 952, 1010, 1090, 1120, 1190, 1360, 1414, 1526, 1616, 1717, 1744, 1853, 1904, 2020, 2180, 2380, 2720, 2828, 3052, 3232, 3434, 3488, 3535, 3706, 3808, 3815, 4040, 4360, 4760, 5656, 6104, 6868, 7070, 7412, 7630, 8080, 8585, 8720, 9265, 9520, 11009, 11312, 12019, 12208, 12971, 13736, 14140, 14824, 15260, 16160, 17170, 17440, 18530, 19040, 22018, 22624, 24038, 24416, 25942, 27472, 28280, 29648, 30520, 34340, 37060, 44036, 48076, 51884, 54944, 55045, 56560, 59296, 60095, 61040, 64855, 68680, 74120, 77063, 88072, 96152, 103768, 110090, 113120, 120190, 122080, 129710, 137360, 148240, 154126, 176144, 187153, 192304, 207536, 220180, 240380, 259420, 274720, 296480, 308252, 352288, 374306, 384608, 385315, 415072, 440360, 480760, 518840, 616504, 748612, 770630, 880720, 935765, 961520, 1037680, 1233008, 1310071, 1497224, 1541260, 1761440, 1871530, 1923040, 2075360, 2466016, 2620142, 2994448, 3082520, 3743060, 5240284, 5988896, 6165040, 6550355, 7486120, 10480568, 12330080, 13100710, 14972240, 20961136, 26201420, 29944480, 41922272, 52402840, 104805680, 209611360]

約数ペア:

[(1, 209611360), (2, 104805680), (4, 52402840), (5, 41922272), (7, 29944480), (8, 26201420), (10, 20961136), (14, 14972240), (16, 13100710), (17, 12330080), (20, 10480568), (28, 7486120), (32, 6550355), (34, 6165040), (35, 5988896), (40, 5240284), (56, 3743060), (68, 3082520), (70, 2994448), (80, 2620142), (85, 2466016), (101, 2075360), (109, 1923040), (112, 1871530), (119, 1761440), (136, 1541260), (140, 1497224), (160, 1310071), (170, 1233008), (202, 1037680), (218, 961520), (224, 935765), (238, 880720), (272, 770630), (280, 748612), (340, 616504), (404, 518840), (436, 480760), (476, 440360), (505, 415072), (544, 385315), (545, 384608), (560, 374306), (595, 352288), (680, 308252), (707, 296480), (763, 274720), (808, 259420), (872, 240380), (952, 220180), (1010, 207536), (1090, 192304), (1120, 187153), (1190, 176144), (1360, 154126), (1414, 148240), (1526, 137360), (1616, 129710), (1717, 122080), (1744, 120190), (1853, 113120), (1904, 110090), (2020, 103768), (2180, 96152), (2380, 88072), (2720, 77063), (2828, 74120), (3052, 68680), (3232, 64855), (3434, 61040), (3488, 60095), (3535, 59296), (3706, 56560), (3808, 55045), (3815, 54944), (4040, 51884), (4360, 48076), (4760, 44036), (5656, 37060), (6104, 34340), (6868, 30520), (7070, 29648), (7412, 28280), (7630, 27472), (8080, 25942), (8585, 24416), (8720, 24038), (9265, 22624), (9520, 22018), (11009, 19040), (11312, 18530), (12019, 17440), (12208, 17170), (12971, 16160), (13736, 15260), (14140, 14824)]