121437450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{641}}^1$

素因数の和:1080

約数の個数: 72

約数和(自身を含む): 327547116

約数和(自身を除く): 206109666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 421, 450, 641, 842, 1263, 1282, 1923, 2105, 2526, 3205, 3789, 3846, 4210, 5769, 6315, 6410, 7578, 9615, 10525, 11538, 12630, 16025, 18945, 19230, 21050, 28845, 31575, 32050, 37890, 48075, 57690, 63150, 94725, 96150, 144225, 189450, 269861, 288450, 539722, 809583, 1349305, 1619166, 2428749, 2698610, 4047915, 4857498, 6746525, 8095830, 12143745, 13493050, 20239575, 24287490, 40479150, 60718725, 121437450]

約数ペア:

[(1, 121437450), (2, 60718725), (3, 40479150), (5, 24287490), (6, 20239575), (9, 13493050), (10, 12143745), (15, 8095830), (18, 6746525), (25, 4857498), (30, 4047915), (45, 2698610), (50, 2428749), (75, 1619166), (90, 1349305), (150, 809583), (225, 539722), (421, 288450), (450, 269861), (641, 189450), (842, 144225), (1263, 96150), (1282, 94725), (1923, 63150), (2105, 57690), (2526, 48075), (3205, 37890), (3789, 32050), (3846, 31575), (4210, 28845), (5769, 21050), (6315, 19230), (6410, 18945), (7578, 16025), (9615, 12630), (10525, 11538)]