213294760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40093}}^1$

素因数の和:40130

約数の個数: 64

約数和(自身を含む): 577353600

約数和(自身を除く): 364058840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 40093, 80186, 160372, 200465, 280651, 320744, 400930, 561302, 761767, 801860, 1122604, 1403255, 1523534, 1603720, 2245208, 2806510, 3047068, 3808835, 5332369, 5613020, 6094136, 7617670, 10664738, 11226040, 15235340, 21329476, 26661845, 30470680, 42658952, 53323690, 106647380, 213294760]

約数ペア:

[(1, 213294760), (2, 106647380), (4, 53323690), (5, 42658952), (7, 30470680), (8, 26661845), (10, 21329476), (14, 15235340), (19, 11226040), (20, 10664738), (28, 7617670), (35, 6094136), (38, 5613020), (40, 5332369), (56, 3808835), (70, 3047068), (76, 2806510), (95, 2245208), (133, 1603720), (140, 1523534), (152, 1403255), (190, 1122604), (266, 801860), (280, 761767), (380, 561302), (532, 400930), (665, 320744), (760, 280651), (1064, 200465), (1330, 160372), (2660, 80186), (5320, 40093)]