18840150

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{5981}}^1$

素因数の和:6006

約数の個数: 72

約数和(自身を含む): 57857904

約数和(自身を除く): 39017754

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 5981, 11962, 17943, 29905, 35886, 41867, 53829, 59810, 83734, 89715, 107658, 125601, 149525, 179430, 209335, 251202, 269145, 299050, 376803, 418670, 448575, 538290, 628005, 753606, 897150, 1046675, 1256010, 1345725, 1884015, 2093350, 2691450, 3140025, 3768030, 6280050, 9420075, 18840150]

約数ペア:

[(1, 18840150), (2, 9420075), (3, 6280050), (5, 3768030), (6, 3140025), (7, 2691450), (9, 2093350), (10, 1884015), (14, 1345725), (15, 1256010), (18, 1046675), (21, 897150), (25, 753606), (30, 628005), (35, 538290), (42, 448575), (45, 418670), (50, 376803), (63, 299050), (70, 269145), (75, 251202), (90, 209335), (105, 179430), (126, 149525), (150, 125601), (175, 107658), (210, 89715), (225, 83734), (315, 59810), (350, 53829), (450, 41867), (525, 35886), (630, 29905), (1050, 17943), (1575, 11962), (3150, 5981)]