87340260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{207953}}^1$

素因数の和:207972

約数の個数: 48

約数和(自身を含む): 279490176

約数和(自身を除く): 192149916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 207953, 415906, 623859, 831812, 1039765, 1247718, 1455671, 2079530, 2495436, 2911342, 3119295, 4159060, 4367013, 5822684, 6238590, 7278355, 8734026, 12477180, 14556710, 17468052, 21835065, 29113420, 43670130, 87340260]

約数ペア:

[(1, 87340260), (2, 43670130), (3, 29113420), (4, 21835065), (5, 17468052), (6, 14556710), (7, 12477180), (10, 8734026), (12, 7278355), (14, 6238590), (15, 5822684), (20, 4367013), (21, 4159060), (28, 3119295), (30, 2911342), (35, 2495436), (42, 2079530), (60, 1455671), (70, 1247718), (84, 1039765), (105, 831812), (140, 623859), (210, 415906), (420, 207953)]