51998940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41269}}^1$

素因数の和:41291

約数の個数: 72

約数和(自身を含む): 180267360

約数和(自身を除く): 128268420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 41269, 82538, 123807, 165076, 206345, 247614, 288883, 371421, 412690, 495228, 577766, 619035, 742842, 825380, 866649, 1155532, 1238070, 1444415, 1485684, 1733298, 1857105, 2476140, 2599947, 2888830, 3466596, 3714210, 4333245, 5199894, 5777660, 7428420, 8666490, 10399788, 12999735, 17332980, 25999470, 51998940]

約数ペア:

[(1, 51998940), (2, 25999470), (3, 17332980), (4, 12999735), (5, 10399788), (6, 8666490), (7, 7428420), (9, 5777660), (10, 5199894), (12, 4333245), (14, 3714210), (15, 3466596), (18, 2888830), (20, 2599947), (21, 2476140), (28, 1857105), (30, 1733298), (35, 1485684), (36, 1444415), (42, 1238070), (45, 1155532), (60, 866649), (63, 825380), (70, 742842), (84, 619035), (90, 577766), (105, 495228), (126, 412690), (140, 371421), (180, 288883), (210, 247614), (252, 206345), (315, 165076), (420, 123807), (630, 82538), (1260, 41269)]