121315728

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1216

約数の個数: 80

約数和(自身を含む): 327032640

約数和(自身を除く): 205716912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 53, 86, 106, 129, 159, 172, 212, 258, 318, 344, 424, 516, 636, 688, 848, 1032, 1109, 1272, 2064, 2218, 2279, 2544, 3327, 4436, 4558, 6654, 6837, 8872, 9116, 13308, 13674, 17744, 18232, 26616, 27348, 36464, 47687, 53232, 54696, 58777, 95374, 109392, 117554, 143061, 176331, 190748, 235108, 286122, 352662, 381496, 470216, 572244, 705324, 762992, 940432, 1144488, 1410648, 2288976, 2527411, 2821296, 5054822, 7582233, 10109644, 15164466, 20219288, 30328932, 40438576, 60657864, 121315728]

約数ペア:

[(1, 121315728), (2, 60657864), (3, 40438576), (4, 30328932), (6, 20219288), (8, 15164466), (12, 10109644), (16, 7582233), (24, 5054822), (43, 2821296), (48, 2527411), (53, 2288976), (86, 1410648), (106, 1144488), (129, 940432), (159, 762992), (172, 705324), (212, 572244), (258, 470216), (318, 381496), (344, 352662), (424, 286122), (516, 235108), (636, 190748), (688, 176331), (848, 143061), (1032, 117554), (1109, 109392), (1272, 95374), (2064, 58777), (2218, 54696), (2279, 53232), (2544, 47687), (3327, 36464), (4436, 27348), (4558, 26616), (6654, 18232), (6837, 17744), (8872, 13674), (9116, 13308)]