200979180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21067}}^1$

素因数の和:21135

約数の個数: 72

約数和(自身を含む): 621168912

約数和(自身を除く): 420189732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 21067, 42134, 63201, 84268, 105335, 126402, 189603, 210670, 252804, 316005, 379206, 421340, 632010, 758412, 948015, 1116551, 1264020, 1896030, 2233102, 3349653, 3792060, 4466204, 5582755, 6699306, 10048959, 11165510, 13398612, 16748265, 20097918, 22331020, 33496530, 40195836, 50244795, 66993060, 100489590, 200979180]

約数ペア:

[(1, 200979180), (2, 100489590), (3, 66993060), (4, 50244795), (5, 40195836), (6, 33496530), (9, 22331020), (10, 20097918), (12, 16748265), (15, 13398612), (18, 11165510), (20, 10048959), (30, 6699306), (36, 5582755), (45, 4466204), (53, 3792060), (60, 3349653), (90, 2233102), (106, 1896030), (159, 1264020), (180, 1116551), (212, 948015), (265, 758412), (318, 632010), (477, 421340), (530, 379206), (636, 316005), (795, 252804), (954, 210670), (1060, 189603), (1590, 126402), (1908, 105335), (2385, 84268), (3180, 63201), (4770, 42134), (9540, 21067)]