243195440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{829}}^1$

素因数の和:1054

約数の個数: 80

約数和(自身を含む): 598994400

約数和(自身を除く): 355798960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 193, 304, 380, 386, 760, 772, 829, 965, 1520, 1544, 1658, 1930, 3088, 3316, 3667, 3860, 4145, 6632, 7334, 7720, 8290, 13264, 14668, 15440, 15751, 16580, 18335, 29336, 31502, 33160, 36670, 58672, 63004, 66320, 73340, 78755, 126008, 146680, 157510, 159997, 252016, 293360, 315020, 319994, 630040, 639988, 799985, 1260080, 1279976, 1599970, 2559952, 3039943, 3199940, 6079886, 6399880, 12159772, 12799760, 15199715, 24319544, 30399430, 48639088, 60798860, 121597720, 243195440]

約数ペア:

[(1, 243195440), (2, 121597720), (4, 60798860), (5, 48639088), (8, 30399430), (10, 24319544), (16, 15199715), (19, 12799760), (20, 12159772), (38, 6399880), (40, 6079886), (76, 3199940), (80, 3039943), (95, 2559952), (152, 1599970), (190, 1279976), (193, 1260080), (304, 799985), (380, 639988), (386, 630040), (760, 319994), (772, 315020), (829, 293360), (965, 252016), (1520, 159997), (1544, 157510), (1658, 146680), (1930, 126008), (3088, 78755), (3316, 73340), (3667, 66320), (3860, 63004), (4145, 58672), (6632, 36670), (7334, 33160), (7720, 31502), (8290, 29336), (13264, 18335), (14668, 16580), (15440, 15751)]