84649180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 235952640

約数和(自身を除く): 151303460

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 76, 77, 95, 110, 121, 133, 140, 154, 190, 209, 220, 242, 263, 266, 308, 380, 385, 418, 484, 526, 532, 605, 665, 770, 836, 847, 1045, 1052, 1210, 1315, 1330, 1463, 1540, 1694, 1841, 2090, 2299, 2420, 2630, 2660, 2893, 2926, 3388, 3682, 4180, 4235, 4598, 4997, 5260, 5786, 5852, 7315, 7364, 8470, 9196, 9205, 9994, 11495, 11572, 14465, 14630, 16093, 16940, 18410, 19988, 20251, 22990, 24985, 28930, 29260, 31823, 32186, 34979, 36820, 40502, 45980, 49970, 54967, 57860, 63646, 64372, 69958, 80465, 81004, 99940, 101255, 109934, 127292, 139916, 159115, 160930, 174895, 202510, 219868, 222761, 274835, 318230, 321860, 349790, 384769, 405020, 445522, 549670, 604637, 636460, 699580, 769538, 891044, 1099340, 1113805, 1209274, 1539076, 1923845, 2227610, 2418548, 3023185, 3847690, 4232459, 4455220, 6046370, 7695380, 8464918, 12092740, 16929836, 21162295, 42324590, 84649180]

約数ペア:

[(1, 84649180), (2, 42324590), (4, 21162295), (5, 16929836), (7, 12092740), (10, 8464918), (11, 7695380), (14, 6046370), (19, 4455220), (20, 4232459), (22, 3847690), (28, 3023185), (35, 2418548), (38, 2227610), (44, 1923845), (55, 1539076), (70, 1209274), (76, 1113805), (77, 1099340), (95, 891044), (110, 769538), (121, 699580), (133, 636460), (140, 604637), (154, 549670), (190, 445522), (209, 405020), (220, 384769), (242, 349790), (263, 321860), (266, 318230), (308, 274835), (380, 222761), (385, 219868), (418, 202510), (484, 174895), (526, 160930), (532, 159115), (605, 139916), (665, 127292), (770, 109934), (836, 101255), (847, 99940), (1045, 81004), (1052, 80465), (1210, 69958), (1315, 64372), (1330, 63646), (1463, 57860), (1540, 54967), (1694, 49970), (1841, 45980), (2090, 40502), (2299, 36820), (2420, 34979), (2630, 32186), (2660, 31823), (2893, 29260), (2926, 28930), (3388, 24985), (3682, 22990), (4180, 20251), (4235, 19988), (4598, 18410), (4997, 16940), (5260, 16093), (5786, 14630), (5852, 14465), (7315, 11572), (7364, 11495), (8470, 9994), (9196, 9205)]