208256220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{28219}}^1$

素因数の和:28275

約数の個数: 72

約数和(自身を含む): 647141040

約数和(自身を除く): 438884820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 28219, 56438, 84657, 112876, 141095, 169314, 253971, 282190, 338628, 423285, 507942, 564380, 846570, 1015884, 1156979, 1269855, 1693140, 2313958, 2539710, 3470937, 4627916, 5079420, 5784895, 6941874, 10412811, 11569790, 13883748, 17354685, 20825622, 23139580, 34709370, 41651244, 52064055, 69418740, 104128110, 208256220]

約数ペア:

[(1, 208256220), (2, 104128110), (3, 69418740), (4, 52064055), (5, 41651244), (6, 34709370), (9, 23139580), (10, 20825622), (12, 17354685), (15, 13883748), (18, 11569790), (20, 10412811), (30, 6941874), (36, 5784895), (41, 5079420), (45, 4627916), (60, 3470937), (82, 2539710), (90, 2313958), (123, 1693140), (164, 1269855), (180, 1156979), (205, 1015884), (246, 846570), (369, 564380), (410, 507942), (492, 423285), (615, 338628), (738, 282190), (820, 253971), (1230, 169314), (1476, 141095), (1845, 112876), (2460, 84657), (3690, 56438), (7380, 28219)]