121750257560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{393301}}^1$

素因数の和:393492

約数の個数: 64

約数和(自身を含む): 280345665600

約数和(自身を除く): 158595408040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 109, 142, 218, 284, 355, 436, 545, 568, 710, 872, 1090, 1420, 2180, 2840, 4360, 7739, 15478, 30956, 38695, 61912, 77390, 154780, 309560, 393301, 786602, 1573204, 1966505, 3146408, 3933010, 7866020, 15732040, 27924371, 42869809, 55848742, 85739618, 111697484, 139621855, 171479236, 214349045, 223394968, 279243710, 342958472, 428698090, 558487420, 857396180, 1116974840, 1714792360, 3043756439, 6087512878, 12175025756, 15218782195, 24350051512, 30437564390, 60875128780, 121750257560]

約数ペア:

[(1, 121750257560), (2, 60875128780), (4, 30437564390), (5, 24350051512), (8, 15218782195), (10, 12175025756), (20, 6087512878), (40, 3043756439), (71, 1714792360), (109, 1116974840), (142, 857396180), (218, 558487420), (284, 428698090), (355, 342958472), (436, 279243710), (545, 223394968), (568, 214349045), (710, 171479236), (872, 139621855), (1090, 111697484), (1420, 85739618), (2180, 55848742), (2840, 42869809), (4360, 27924371), (7739, 15732040), (15478, 7866020), (30956, 3933010), (38695, 3146408), (61912, 1966505), (77390, 1573204), (154780, 786602), (309560, 393301)]