253983456

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{20509}}^1$

素因数の和:20568

約数の個数: 72

約数和(自身を含む): 739098360

約数和(自身を除く): 485114904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 20509, 41018, 61527, 82036, 123054, 164072, 184581, 246108, 328144, 369162, 492216, 656288, 738324, 881887, 984432, 1476648, 1763774, 1968864, 2645661, 2953296, 3527548, 5291322, 5906592, 7055096, 7936983, 10582644, 14110192, 15873966, 21165288, 28220384, 31747932, 42330576, 63495864, 84661152, 126991728, 253983456]

約数ペア:

[(1, 253983456), (2, 126991728), (3, 84661152), (4, 63495864), (6, 42330576), (8, 31747932), (9, 28220384), (12, 21165288), (16, 15873966), (18, 14110192), (24, 10582644), (32, 7936983), (36, 7055096), (43, 5906592), (48, 5291322), (72, 3527548), (86, 2953296), (96, 2645661), (129, 1968864), (144, 1763774), (172, 1476648), (258, 984432), (288, 881887), (344, 738324), (387, 656288), (516, 492216), (688, 369162), (774, 328144), (1032, 246108), (1376, 184581), (1548, 164072), (2064, 123054), (3096, 82036), (4128, 61527), (6192, 41018), (12384, 20509)]