15515550

素因数分解:

$2^1\times 3^5\times 5^2\times {\mathrm{1277}}^1$

素因数の和:1304

約数の個数: 72

約数和(自身を含む): 43262856

約数和(自身を除く): 27747306

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 243, 270, 405, 450, 486, 675, 810, 1215, 1277, 1350, 2025, 2430, 2554, 3831, 4050, 6075, 6385, 7662, 11493, 12150, 12770, 19155, 22986, 31925, 34479, 38310, 57465, 63850, 68958, 95775, 103437, 114930, 172395, 191550, 206874, 287325, 310311, 344790, 517185, 574650, 620622, 861975, 1034370, 1551555, 1723950, 2585925, 3103110, 5171850, 7757775, 15515550]

約数ペア:

[(1, 15515550), (2, 7757775), (3, 5171850), (5, 3103110), (6, 2585925), (9, 1723950), (10, 1551555), (15, 1034370), (18, 861975), (25, 620622), (27, 574650), (30, 517185), (45, 344790), (50, 310311), (54, 287325), (75, 206874), (81, 191550), (90, 172395), (135, 114930), (150, 103437), (162, 95775), (225, 68958), (243, 63850), (270, 57465), (405, 38310), (450, 34479), (486, 31925), (675, 22986), (810, 19155), (1215, 12770), (1277, 12150), (1350, 11493), (2025, 7662), (2430, 6385), (2554, 6075), (3831, 4050)]