128886360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7727}}^1$

素因数の和:7880

約数の個数: 64

約数和(自身を含む): 389491200

約数和(自身を除く): 260604840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 7727, 8340, 15454, 16680, 23181, 30908, 38635, 46362, 61816, 77270, 92724, 115905, 154540, 185448, 231810, 309080, 463620, 927240, 1074053, 2148106, 3222159, 4296212, 5370265, 6444318, 8592424, 10740530, 12888636, 16110795, 21481060, 25777272, 32221590, 42962120, 64443180, 128886360]

約数ペア:

[(1, 128886360), (2, 64443180), (3, 42962120), (4, 32221590), (5, 25777272), (6, 21481060), (8, 16110795), (10, 12888636), (12, 10740530), (15, 8592424), (20, 6444318), (24, 5370265), (30, 4296212), (40, 3222159), (60, 2148106), (120, 1074053), (139, 927240), (278, 463620), (417, 309080), (556, 231810), (695, 185448), (834, 154540), (1112, 115905), (1390, 92724), (1668, 77270), (2085, 61816), (2780, 46362), (3336, 38635), (4170, 30908), (5560, 23181), (7727, 16680), (8340, 15454)]