254078220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 793658880

約数和(自身を除く): 539580660

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 79, 110, 121, 132, 158, 165, 220, 237, 242, 316, 330, 363, 395, 443, 474, 484, 605, 660, 726, 790, 869, 886, 948, 1185, 1210, 1329, 1452, 1580, 1738, 1772, 1815, 2215, 2370, 2420, 2607, 2658, 3476, 3630, 4345, 4430, 4740, 4873, 5214, 5316, 6645, 7260, 8690, 8860, 9559, 9746, 10428, 13035, 13290, 14619, 17380, 19118, 19492, 24365, 26070, 26580, 28677, 29238, 34997, 38236, 47795, 48730, 52140, 53603, 57354, 58476, 69994, 73095, 95590, 97460, 104991, 107206, 114708, 139988, 143385, 146190, 160809, 174985, 191180, 209982, 214412, 268015, 286770, 292380, 321618, 349970, 384967, 419964, 524955, 536030, 573540, 643236, 699940, 769934, 804045, 1049910, 1072060, 1154901, 1539868, 1608090, 1924835, 2099820, 2309802, 3216180, 3849670, 4234637, 4619604, 5774505, 7699340, 8469274, 11549010, 12703911, 16938548, 21173185, 23098020, 25407822, 42346370, 50815644, 63519555, 84692740, 127039110, 254078220]

約数ペア:

[(1, 254078220), (2, 127039110), (3, 84692740), (4, 63519555), (5, 50815644), (6, 42346370), (10, 25407822), (11, 23098020), (12, 21173185), (15, 16938548), (20, 12703911), (22, 11549010), (30, 8469274), (33, 7699340), (44, 5774505), (55, 4619604), (60, 4234637), (66, 3849670), (79, 3216180), (110, 2309802), (121, 2099820), (132, 1924835), (158, 1608090), (165, 1539868), (220, 1154901), (237, 1072060), (242, 1049910), (316, 804045), (330, 769934), (363, 699940), (395, 643236), (443, 573540), (474, 536030), (484, 524955), (605, 419964), (660, 384967), (726, 349970), (790, 321618), (869, 292380), (886, 286770), (948, 268015), (1185, 214412), (1210, 209982), (1329, 191180), (1452, 174985), (1580, 160809), (1738, 146190), (1772, 143385), (1815, 139988), (2215, 114708), (2370, 107206), (2420, 104991), (2607, 97460), (2658, 95590), (3476, 73095), (3630, 69994), (4345, 58476), (4430, 57354), (4740, 53603), (4873, 52140), (5214, 48730), (5316, 47795), (6645, 38236), (7260, 34997), (8690, 29238), (8860, 28677), (9559, 26580), (9746, 26070), (10428, 24365), (13035, 19492), (13290, 19118), (14619, 17380)]