1398240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{971}}^1$

素因数の和:992

約数の個数: 72

約数和(自身を含む): 4776408

約数和(自身を除く): 3378168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 971, 1440, 1942, 2913, 3884, 4855, 5826, 7768, 8739, 9710, 11652, 14565, 15536, 17478, 19420, 23304, 29130, 31072, 34956, 38840, 43695, 46608, 58260, 69912, 77680, 87390, 93216, 116520, 139824, 155360, 174780, 233040, 279648, 349560, 466080, 699120, 1398240]

約数ペア:

[(1, 1398240), (2, 699120), (3, 466080), (4, 349560), (5, 279648), (6, 233040), (8, 174780), (9, 155360), (10, 139824), (12, 116520), (15, 93216), (16, 87390), (18, 77680), (20, 69912), (24, 58260), (30, 46608), (32, 43695), (36, 38840), (40, 34956), (45, 31072), (48, 29130), (60, 23304), (72, 19420), (80, 17478), (90, 15536), (96, 14565), (120, 11652), (144, 9710), (160, 8739), (180, 7768), (240, 5826), (288, 4855), (360, 3884), (480, 2913), (720, 1942), (971, 1440)]