121856640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{63467}}^1$

素因数の和:63489

約数の個数: 64

約数和(自身を含む): 388424160

約数和(自身を除く): 266567520

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, 63467, 126934, 190401, 253868, 317335, 380802, 507736, 634670, 761604, 952005, 1015472, 1269340, 1523208, 1904010, 2030944, 2538680, 3046416, 3808020, 4061888, 5077360, 6092832, 7616040, 8123776, 10154720, 12185664, 15232080, 20309440, 24371328, 30464160, 40618880, 60928320, 121856640]

約数ペア:

[(1, 121856640), (2, 60928320), (3, 40618880), (4, 30464160), (5, 24371328), (6, 20309440), (8, 15232080), (10, 12185664), (12, 10154720), (15, 8123776), (16, 7616040), (20, 6092832), (24, 5077360), (30, 4061888), (32, 3808020), (40, 3046416), (48, 2538680), (60, 2030944), (64, 1904010), (80, 1523208), (96, 1269340), (120, 1015472), (128, 952005), (160, 761604), (192, 634670), (240, 507736), (320, 380802), (384, 317335), (480, 253868), (640, 190401), (960, 126934), (1920, 63467)]