127756620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1097}}^1$

素因数の和:1759

約数の個数: 72

約数和(自身を含む): 388481184

約数和(自身を除く): 260724564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 1097, 1294, 1941, 2194, 2588, 3235, 3291, 3882, 4388, 5485, 5823, 6470, 6582, 7764, 9705, 9873, 10970, 11646, 12940, 13164, 16455, 19410, 19746, 21940, 23292, 29115, 32910, 38820, 39492, 49365, 58230, 65820, 98730, 116460, 197460, 709759, 1419518, 2129277, 2839036, 3548795, 4258554, 6387831, 7097590, 8517108, 10646385, 12775662, 14195180, 21292770, 25551324, 31939155, 42585540, 63878310, 127756620]

約数ペア:

[(1, 127756620), (2, 63878310), (3, 42585540), (4, 31939155), (5, 25551324), (6, 21292770), (9, 14195180), (10, 12775662), (12, 10646385), (15, 8517108), (18, 7097590), (20, 6387831), (30, 4258554), (36, 3548795), (45, 2839036), (60, 2129277), (90, 1419518), (180, 709759), (647, 197460), (1097, 116460), (1294, 98730), (1941, 65820), (2194, 58230), (2588, 49365), (3235, 39492), (3291, 38820), (3882, 32910), (4388, 29115), (5485, 23292), (5823, 21940), (6470, 19746), (6582, 19410), (7764, 16455), (9705, 13164), (9873, 12940), (10970, 11646)]