130440520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2341}}^1$

素因数の和:2558

約数の個数: 64

約数和(自身を含む): 337248000

約数和(自身を除く): 206807480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 199, 280, 398, 796, 995, 1393, 1592, 1990, 2341, 2786, 3980, 4682, 5572, 6965, 7960, 9364, 11144, 11705, 13930, 16387, 18728, 23410, 27860, 32774, 46820, 55720, 65548, 81935, 93640, 131096, 163870, 327740, 465859, 655480, 931718, 1863436, 2329295, 3261013, 3726872, 4658590, 6522026, 9317180, 13044052, 16305065, 18634360, 26088104, 32610130, 65220260, 130440520]

約数ペア:

[(1, 130440520), (2, 65220260), (4, 32610130), (5, 26088104), (7, 18634360), (8, 16305065), (10, 13044052), (14, 9317180), (20, 6522026), (28, 4658590), (35, 3726872), (40, 3261013), (56, 2329295), (70, 1863436), (140, 931718), (199, 655480), (280, 465859), (398, 327740), (796, 163870), (995, 131096), (1393, 93640), (1592, 81935), (1990, 65548), (2341, 55720), (2786, 46820), (3980, 32774), (4682, 27860), (5572, 23410), (6965, 18728), (7960, 16387), (9364, 13930), (11144, 11705)]