163648240

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{383}}^1$

素因数の和:519

約数の個数: 120

約数和(自身を含む): 447828480

約数和(自身を除く): 284180240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 109, 112, 140, 196, 218, 245, 280, 383, 392, 436, 490, 545, 560, 763, 766, 784, 872, 980, 1090, 1526, 1532, 1744, 1915, 1960, 2180, 2681, 3052, 3064, 3815, 3830, 3920, 4360, 5341, 5362, 6104, 6128, 7630, 7660, 8720, 10682, 10724, 12208, 13405, 15260, 15320, 18767, 21364, 21448, 26705, 26810, 30520, 30640, 37534, 41747, 42728, 42896, 53410, 53620, 61040, 75068, 83494, 85456, 93835, 106820, 107240, 150136, 166988, 187670, 208735, 213640, 214480, 292229, 300272, 333976, 375340, 417470, 427280, 584458, 667952, 750680, 834940, 1168916, 1461145, 1501360, 1669880, 2045603, 2337832, 2922290, 3339760, 4091206, 4675664, 5844580, 8182412, 10228015, 11689160, 16364824, 20456030, 23378320, 32729648, 40912060, 81824120, 163648240]

約数ペア:

[(1, 163648240), (2, 81824120), (4, 40912060), (5, 32729648), (7, 23378320), (8, 20456030), (10, 16364824), (14, 11689160), (16, 10228015), (20, 8182412), (28, 5844580), (35, 4675664), (40, 4091206), (49, 3339760), (56, 2922290), (70, 2337832), (80, 2045603), (98, 1669880), (109, 1501360), (112, 1461145), (140, 1168916), (196, 834940), (218, 750680), (245, 667952), (280, 584458), (383, 427280), (392, 417470), (436, 375340), (490, 333976), (545, 300272), (560, 292229), (763, 214480), (766, 213640), (784, 208735), (872, 187670), (980, 166988), (1090, 150136), (1526, 107240), (1532, 106820), (1744, 93835), (1915, 85456), (1960, 83494), (2180, 75068), (2681, 61040), (3052, 53620), (3064, 53410), (3815, 42896), (3830, 42728), (3920, 41747), (4360, 37534), (5341, 30640), (5362, 30520), (6104, 26810), (6128, 26705), (7630, 21448), (7660, 21364), (8720, 18767), (10682, 15320), (10724, 15260), (12208, 13405)]