140498640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{195137}}^1$

素因数の和:195156

約数の個数: 60

約数和(自身を含む): 471843684

約数和(自身を除く): 331345044

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 195137, 390274, 585411, 780548, 975685, 1170822, 1561096, 1756233, 1951370, 2341644, 2927055, 3122192, 3512466, 3902740, 4683288, 5854110, 7024932, 7805480, 8781165, 9366576, 11708220, 14049864, 15610960, 17562330, 23416440, 28099728, 35124660, 46832880, 70249320, 140498640]

約数ペア:

[(1, 140498640), (2, 70249320), (3, 46832880), (4, 35124660), (5, 28099728), (6, 23416440), (8, 17562330), (9, 15610960), (10, 14049864), (12, 11708220), (15, 9366576), (16, 8781165), (18, 7805480), (20, 7024932), (24, 5854110), (30, 4683288), (36, 3902740), (40, 3512466), (45, 3122192), (48, 2927055), (60, 2341644), (72, 1951370), (80, 1756233), (90, 1561096), (120, 1170822), (144, 975685), (180, 780548), (240, 585411), (360, 390274), (720, 195137)]