128001240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{355559}}^1$

素因数の和:355576

約数の個数: 48

約数和(自身を含む): 416005200

約数和(自身を除く): 288003960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 355559, 711118, 1066677, 1422236, 1777795, 2133354, 2844472, 3200031, 3555590, 4266708, 5333385, 6400062, 7111180, 8533416, 10666770, 12800124, 14222360, 16000155, 21333540, 25600248, 32000310, 42667080, 64000620, 128001240]

約数ペア:

[(1, 128001240), (2, 64000620), (3, 42667080), (4, 32000310), (5, 25600248), (6, 21333540), (8, 16000155), (9, 14222360), (10, 12800124), (12, 10666770), (15, 8533416), (18, 7111180), (20, 6400062), (24, 5333385), (30, 4266708), (36, 3555590), (40, 3200031), (45, 2844472), (60, 2133354), (72, 1777795), (90, 1422236), (120, 1066677), (180, 711118), (360, 355559)]