318156732

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 816440352

約数和(自身を除く): 498283620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 181, 311, 314, 362, 471, 543, 622, 628, 724, 933, 942, 1086, 1244, 1413, 1629, 1866, 1884, 2172, 2799, 2826, 3258, 3732, 5598, 5652, 6516, 11196, 28417, 48827, 56291, 56834, 85251, 97654, 112582, 113668, 146481, 168873, 170502, 195308, 225164, 255753, 292962, 337746, 341004, 439443, 506619, 511506, 585924, 675492, 878886, 1013238, 1023012, 1757772, 2026476, 8837687, 17675374, 26513061, 35350748, 53026122, 79539183, 106052244, 159078366, 318156732]

約数ペア:

[(1, 318156732), (2, 159078366), (3, 106052244), (4, 79539183), (6, 53026122), (9, 35350748), (12, 26513061), (18, 17675374), (36, 8837687), (157, 2026476), (181, 1757772), (311, 1023012), (314, 1013238), (362, 878886), (471, 675492), (543, 585924), (622, 511506), (628, 506619), (724, 439443), (933, 341004), (942, 337746), (1086, 292962), (1244, 255753), (1413, 225164), (1629, 195308), (1866, 170502), (1884, 168873), (2172, 146481), (2799, 113668), (2826, 112582), (3258, 97654), (3732, 85251), (5598, 56834), (5652, 56291), (6516, 48827), (11196, 28417)]