26778780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 94820544

約数和(自身を除く): 68041764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 401, 420, 477, 530, 630, 636, 742, 795, 802, 954, 1060, 1113, 1203, 1260, 1484, 1590, 1604, 1855, 1908, 2005, 2226, 2385, 2406, 2807, 3180, 3339, 3609, 3710, 4010, 4452, 4770, 4812, 5565, 5614, 6015, 6678, 7218, 7420, 8020, 8421, 9540, 11130, 11228, 12030, 13356, 14035, 14436, 16695, 16842, 18045, 21253, 22260, 24060, 25263, 28070, 33390, 33684, 36090, 42105, 42506, 50526, 56140, 63759, 66780, 72180, 84210, 85012, 101052, 106265, 126315, 127518, 148771, 168420, 191277, 212530, 252630, 255036, 297542, 318795, 382554, 425060, 446313, 505260, 595084, 637590, 743855, 765108, 892626, 956385, 1275180, 1338939, 1487710, 1785252, 1912770, 2231565, 2677878, 2975420, 3825540, 4463130, 5355756, 6694695, 8926260, 13389390, 26778780]

約数ペア:

[(1, 26778780), (2, 13389390), (3, 8926260), (4, 6694695), (5, 5355756), (6, 4463130), (7, 3825540), (9, 2975420), (10, 2677878), (12, 2231565), (14, 1912770), (15, 1785252), (18, 1487710), (20, 1338939), (21, 1275180), (28, 956385), (30, 892626), (35, 765108), (36, 743855), (42, 637590), (45, 595084), (53, 505260), (60, 446313), (63, 425060), (70, 382554), (84, 318795), (90, 297542), (105, 255036), (106, 252630), (126, 212530), (140, 191277), (159, 168420), (180, 148771), (210, 127518), (212, 126315), (252, 106265), (265, 101052), (315, 85012), (318, 84210), (371, 72180), (401, 66780), (420, 63759), (477, 56140), (530, 50526), (630, 42506), (636, 42105), (742, 36090), (795, 33684), (802, 33390), (954, 28070), (1060, 25263), (1113, 24060), (1203, 22260), (1260, 21253), (1484, 18045), (1590, 16842), (1604, 16695), (1855, 14436), (1908, 14035), (2005, 13356), (2226, 12030), (2385, 11228), (2406, 11130), (2807, 9540), (3180, 8421), (3339, 8020), (3609, 7420), (3710, 7218), (4010, 6678), (4452, 6015), (4770, 5614), (4812, 5565)]