685026160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1289}}^1$

素因数の和:1395

約数の個数: 160

約数和(自身を含む): 1988622720

約数和(自身を除く): 1303596560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 73, 80, 91, 104, 112, 130, 140, 146, 182, 208, 260, 280, 292, 364, 365, 455, 511, 520, 560, 584, 728, 730, 910, 949, 1022, 1040, 1168, 1289, 1456, 1460, 1820, 1898, 2044, 2555, 2578, 2920, 3640, 3796, 4088, 4745, 5110, 5156, 5840, 6445, 6643, 7280, 7592, 8176, 9023, 9490, 10220, 10312, 12890, 13286, 15184, 16757, 18046, 18980, 20440, 20624, 25780, 26572, 33215, 33514, 36092, 37960, 40880, 45115, 51560, 53144, 66430, 67028, 72184, 75920, 83785, 90230, 94097, 103120, 106288, 117299, 132860, 134056, 144368, 167570, 180460, 188194, 234598, 265720, 268112, 335140, 360920, 376388, 469196, 470485, 531440, 586495, 658679, 670280, 721840, 752776, 938392, 940970, 1172990, 1223261, 1317358, 1340560, 1505552, 1876784, 1881940, 2345980, 2446522, 2634716, 3293395, 3763880, 4691960, 4893044, 5269432, 6116305, 6586790, 7527760, 8562827, 9383920, 9786088, 10538864, 12232610, 13173580, 17125654, 19572176, 24465220, 26347160, 34251308, 42814135, 48930440, 52694320, 68502616, 85628270, 97860880, 137005232, 171256540, 342513080, 685026160]

約数ペア:

[(1, 685026160), (2, 342513080), (4, 171256540), (5, 137005232), (7, 97860880), (8, 85628270), (10, 68502616), (13, 52694320), (14, 48930440), (16, 42814135), (20, 34251308), (26, 26347160), (28, 24465220), (35, 19572176), (40, 17125654), (52, 13173580), (56, 12232610), (65, 10538864), (70, 9786088), (73, 9383920), (80, 8562827), (91, 7527760), (104, 6586790), (112, 6116305), (130, 5269432), (140, 4893044), (146, 4691960), (182, 3763880), (208, 3293395), (260, 2634716), (280, 2446522), (292, 2345980), (364, 1881940), (365, 1876784), (455, 1505552), (511, 1340560), (520, 1317358), (560, 1223261), (584, 1172990), (728, 940970), (730, 938392), (910, 752776), (949, 721840), (1022, 670280), (1040, 658679), (1168, 586495), (1289, 531440), (1456, 470485), (1460, 469196), (1820, 376388), (1898, 360920), (2044, 335140), (2555, 268112), (2578, 265720), (2920, 234598), (3640, 188194), (3796, 180460), (4088, 167570), (4745, 144368), (5110, 134056), (5156, 132860), (5840, 117299), (6445, 106288), (6643, 103120), (7280, 94097), (7592, 90230), (8176, 83785), (9023, 75920), (9490, 72184), (10220, 67028), (10312, 66430), (12890, 53144), (13286, 51560), (15184, 45115), (16757, 40880), (18046, 37960), (18980, 36092), (20440, 33514), (20624, 33215), (25780, 26572)]