31119720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13649}}^1$

素因数の和:13682

約数の個数: 64

約数和(自身を含む): 98280000

約数和(自身を除く): 67160280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 13649, 27298, 40947, 54596, 68245, 81894, 109192, 136490, 163788, 204735, 259331, 272980, 327576, 409470, 518662, 545960, 777993, 818940, 1037324, 1296655, 1555986, 1637880, 2074648, 2593310, 3111972, 3889965, 5186620, 6223944, 7779930, 10373240, 15559860, 31119720]

約数ペア:

[(1, 31119720), (2, 15559860), (3, 10373240), (4, 7779930), (5, 6223944), (6, 5186620), (8, 3889965), (10, 3111972), (12, 2593310), (15, 2074648), (19, 1637880), (20, 1555986), (24, 1296655), (30, 1037324), (38, 818940), (40, 777993), (57, 545960), (60, 518662), (76, 409470), (95, 327576), (114, 272980), (120, 259331), (152, 204735), (190, 163788), (228, 136490), (285, 109192), (380, 81894), (456, 68245), (570, 54596), (760, 40947), (1140, 27298), (2280, 13649)]