144899860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{743}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 356227200

約数和(自身を除く): 211327340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 199, 245, 398, 490, 743, 796, 980, 995, 1393, 1486, 1990, 2786, 2972, 3715, 3980, 5201, 5572, 6965, 7430, 9751, 10402, 13930, 14860, 19502, 20804, 26005, 27860, 36407, 39004, 48755, 52010, 72814, 97510, 104020, 145628, 147857, 182035, 195020, 295714, 364070, 591428, 728140, 739285, 1034999, 1478570, 2069998, 2957140, 4139996, 5174995, 7244993, 10349990, 14489986, 20699980, 28979972, 36224965, 72449930, 144899860]

約数ペア:

[(1, 144899860), (2, 72449930), (4, 36224965), (5, 28979972), (7, 20699980), (10, 14489986), (14, 10349990), (20, 7244993), (28, 5174995), (35, 4139996), (49, 2957140), (70, 2069998), (98, 1478570), (140, 1034999), (196, 739285), (199, 728140), (245, 591428), (398, 364070), (490, 295714), (743, 195020), (796, 182035), (980, 147857), (995, 145628), (1393, 104020), (1486, 97510), (1990, 72814), (2786, 52010), (2972, 48755), (3715, 39004), (3980, 36407), (5201, 27860), (5572, 26005), (6965, 20804), (7430, 19502), (9751, 14860), (10402, 13930)]