164014480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2687}}^1$

素因数の和:2816

約数の個数: 80

約数和(自身を含む): 439971840

約数和(自身を除く): 275957360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 545, 560, 763, 872, 1090, 1526, 1744, 2180, 2687, 3052, 3815, 4360, 5374, 6104, 7630, 8720, 10748, 12208, 13435, 15260, 18809, 21496, 26870, 30520, 37618, 42992, 53740, 61040, 75236, 94045, 107480, 150472, 188090, 214960, 292883, 300944, 376180, 585766, 752360, 1171532, 1464415, 1504720, 2050181, 2343064, 2928830, 4100362, 4686128, 5857660, 8200724, 10250905, 11715320, 16401448, 20501810, 23430640, 32802896, 41003620, 82007240, 164014480]

約数ペア:

[(1, 164014480), (2, 82007240), (4, 41003620), (5, 32802896), (7, 23430640), (8, 20501810), (10, 16401448), (14, 11715320), (16, 10250905), (20, 8200724), (28, 5857660), (35, 4686128), (40, 4100362), (56, 2928830), (70, 2343064), (80, 2050181), (109, 1504720), (112, 1464415), (140, 1171532), (218, 752360), (280, 585766), (436, 376180), (545, 300944), (560, 292883), (763, 214960), (872, 188090), (1090, 150472), (1526, 107480), (1744, 94045), (2180, 75236), (2687, 61040), (3052, 53740), (3815, 42992), (4360, 37618), (5374, 30520), (6104, 26870), (7630, 21496), (8720, 18809), (10748, 15260), (12208, 13435)]