30812148

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 82948320

約数和(自身を除く): 52136172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 107, 114, 171, 214, 228, 321, 342, 421, 428, 642, 684, 842, 963, 1263, 1284, 1684, 1926, 2033, 2526, 3789, 3852, 4066, 5052, 6099, 7578, 7999, 8132, 12198, 15156, 15998, 18297, 23997, 24396, 31996, 36594, 45047, 47994, 71991, 73188, 90094, 95988, 135141, 143982, 180188, 270282, 287964, 405423, 540564, 810846, 855893, 1621692, 1711786, 2567679, 3423572, 5135358, 7703037, 10270716, 15406074, 30812148]

約数ペア:

[(1, 30812148), (2, 15406074), (3, 10270716), (4, 7703037), (6, 5135358), (9, 3423572), (12, 2567679), (18, 1711786), (19, 1621692), (36, 855893), (38, 810846), (57, 540564), (76, 405423), (107, 287964), (114, 270282), (171, 180188), (214, 143982), (228, 135141), (321, 95988), (342, 90094), (421, 73188), (428, 71991), (642, 47994), (684, 45047), (842, 36594), (963, 31996), (1263, 24396), (1284, 23997), (1684, 18297), (1926, 15998), (2033, 15156), (2526, 12198), (3789, 8132), (3852, 7999), (4066, 7578), (5052, 6099)]