31482720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21863}}^1$

素因数の和:21884

約数の個数: 72

約数和(自身を含む): 107439696

約数和(自身を除く): 75956976

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, 1440, 21863, 43726, 65589, 87452, 109315, 131178, 174904, 196767, 218630, 262356, 327945, 349808, 393534, 437260, 524712, 655890, 699616, 787068, 874520, 983835, 1049424, 1311780, 1574136, 1749040, 1967670, 2098848, 2623560, 3148272, 3498080, 3935340, 5247120, 6296544, 7870680, 10494240, 15741360, 31482720]

約数ペア:

[(1, 31482720), (2, 15741360), (3, 10494240), (4, 7870680), (5, 6296544), (6, 5247120), (8, 3935340), (9, 3498080), (10, 3148272), (12, 2623560), (15, 2098848), (16, 1967670), (18, 1749040), (20, 1574136), (24, 1311780), (30, 1049424), (32, 983835), (36, 874520), (40, 787068), (45, 699616), (48, 655890), (60, 524712), (72, 437260), (80, 393534), (90, 349808), (96, 327945), (120, 262356), (144, 218630), (160, 196767), (180, 174904), (240, 131178), (288, 109315), (360, 87452), (480, 65589), (720, 43726), (1440, 21863)]