51540540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1559}}^1$

素因数の和:1619

約数の個数: 96

約数和(自身を含む): 157248000

約数和(自身を除く): 105707460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 38, 57, 58, 60, 76, 87, 95, 114, 116, 145, 174, 190, 228, 285, 290, 348, 380, 435, 551, 570, 580, 870, 1102, 1140, 1559, 1653, 1740, 2204, 2755, 3118, 3306, 4677, 5510, 6236, 6612, 7795, 8265, 9354, 11020, 15590, 16530, 18708, 23385, 29621, 31180, 33060, 45211, 46770, 59242, 88863, 90422, 93540, 118484, 135633, 148105, 177726, 180844, 226055, 271266, 296210, 355452, 444315, 452110, 542532, 592420, 678165, 859009, 888630, 904220, 1356330, 1718018, 1777260, 2577027, 2712660, 3436036, 4295045, 5154054, 8590090, 10308108, 12885135, 17180180, 25770270, 51540540]

約数ペア:

[(1, 51540540), (2, 25770270), (3, 17180180), (4, 12885135), (5, 10308108), (6, 8590090), (10, 5154054), (12, 4295045), (15, 3436036), (19, 2712660), (20, 2577027), (29, 1777260), (30, 1718018), (38, 1356330), (57, 904220), (58, 888630), (60, 859009), (76, 678165), (87, 592420), (95, 542532), (114, 452110), (116, 444315), (145, 355452), (174, 296210), (190, 271266), (228, 226055), (285, 180844), (290, 177726), (348, 148105), (380, 135633), (435, 118484), (551, 93540), (570, 90422), (580, 88863), (870, 59242), (1102, 46770), (1140, 45211), (1559, 33060), (1653, 31180), (1740, 29621), (2204, 23385), (2755, 18708), (3118, 16530), (3306, 15590), (4677, 11020), (5510, 9354), (6236, 8265), (6612, 7795)]