28605690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1999}}^1$

素因数の和:2068

約数の個数: 64

約数和(自身を含む): 77760000

約数和(自身を除く): 49154310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 90, 106, 135, 159, 265, 270, 318, 477, 530, 795, 954, 1431, 1590, 1999, 2385, 2862, 3998, 4770, 5997, 7155, 9995, 11994, 14310, 17991, 19990, 29985, 35982, 53973, 59970, 89955, 105947, 107946, 179910, 211894, 269865, 317841, 529735, 539730, 635682, 953523, 1059470, 1589205, 1907046, 2860569, 3178410, 4767615, 5721138, 9535230, 14302845, 28605690]

約数ペア:

[(1, 28605690), (2, 14302845), (3, 9535230), (5, 5721138), (6, 4767615), (9, 3178410), (10, 2860569), (15, 1907046), (18, 1589205), (27, 1059470), (30, 953523), (45, 635682), (53, 539730), (54, 529735), (90, 317841), (106, 269865), (135, 211894), (159, 179910), (265, 107946), (270, 105947), (318, 89955), (477, 59970), (530, 53973), (795, 35982), (954, 29985), (1431, 19990), (1590, 17991), (1999, 14310), (2385, 11994), (2862, 9995), (3998, 7155), (4770, 5997)]