81356160

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{42373}}^1$

素因数の和:42395

約数の個数: 64

約数和(自身を含む): 259328880

約数和(自身を除く): 177972720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 42373, 84746, 127119, 169492, 211865, 254238, 338984, 423730, 508476, 635595, 677968, 847460, 1016952, 1271190, 1355936, 1694920, 2033904, 2542380, 2711872, 3389840, 4067808, 5084760, 5423744, 6779680, 8135616, 10169520, 13559360, 16271232, 20339040, 27118720, 40678080, 81356160]

約数ペア:

[(1, 81356160), (2, 40678080), (3, 27118720), (4, 20339040), (5, 16271232), (6, 13559360), (8, 10169520), (10, 8135616), (12, 6779680), (15, 5423744), (16, 5084760), (20, 4067808), (24, 3389840), (30, 2711872), (32, 2542380), (40, 2033904), (48, 1694920), (60, 1355936), (64, 1271190), (80, 1016952), (96, 847460), (120, 677968), (128, 635595), (160, 508476), (192, 423730), (240, 338984), (320, 254238), (384, 211865), (480, 169492), (640, 127119), (960, 84746), (1920, 42373)]