55885860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13499}}^1$

素因数の和:13537

約数の個数: 72

約数和(自身を含む): 176904000

約数和(自身を除く): 121018140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 13499, 26998, 40497, 53996, 67495, 80994, 121491, 134990, 161988, 202485, 242982, 269980, 310477, 404970, 485964, 607455, 620954, 809940, 931431, 1214910, 1241908, 1552385, 1862862, 2429820, 2794293, 3104770, 3725724, 4657155, 5588586, 6209540, 9314310, 11177172, 13971465, 18628620, 27942930, 55885860]

約数ペア:

[(1, 55885860), (2, 27942930), (3, 18628620), (4, 13971465), (5, 11177172), (6, 9314310), (9, 6209540), (10, 5588586), (12, 4657155), (15, 3725724), (18, 3104770), (20, 2794293), (23, 2429820), (30, 1862862), (36, 1552385), (45, 1241908), (46, 1214910), (60, 931431), (69, 809940), (90, 620954), (92, 607455), (115, 485964), (138, 404970), (180, 310477), (207, 269980), (230, 242982), (276, 202485), (345, 161988), (414, 134990), (460, 121491), (690, 80994), (828, 67495), (1035, 53996), (1380, 40497), (2070, 26998), (4140, 13499)]