31658940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9257}}^1$

素因数の和:9291

約数の個数: 72

約数和(自身を含む): 101097360

約数和(自身を除く): 69438420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 9257, 18514, 27771, 37028, 46285, 55542, 83313, 92570, 111084, 138855, 166626, 175883, 185140, 277710, 333252, 351766, 416565, 527649, 555420, 703532, 833130, 879415, 1055298, 1582947, 1666260, 1758830, 2110596, 2638245, 3165894, 3517660, 5276490, 6331788, 7914735, 10552980, 15829470, 31658940]

約数ペア:

[(1, 31658940), (2, 15829470), (3, 10552980), (4, 7914735), (5, 6331788), (6, 5276490), (9, 3517660), (10, 3165894), (12, 2638245), (15, 2110596), (18, 1758830), (19, 1666260), (20, 1582947), (30, 1055298), (36, 879415), (38, 833130), (45, 703532), (57, 555420), (60, 527649), (76, 416565), (90, 351766), (95, 333252), (114, 277710), (171, 185140), (180, 175883), (190, 166626), (228, 138855), (285, 111084), (342, 92570), (380, 83313), (570, 55542), (684, 46285), (855, 37028), (1140, 27771), (1710, 18514), (3420, 9257)]