206077275

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 383881680

約数和(自身を除く): 177804405

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 89, 123, 205, 225, 251, 267, 369, 445, 615, 753, 801, 1025, 1255, 1335, 1845, 2225, 2259, 3075, 3649, 3765, 4005, 6275, 6675, 9225, 10291, 10947, 11295, 18245, 18825, 20025, 22339, 30873, 32841, 51455, 54735, 56475, 67017, 91225, 92619, 111695, 154365, 164205, 201051, 257275, 273675, 335085, 463095, 558475, 771825, 821025, 915899, 1005255, 1675425, 2315475, 2747697, 4579495, 5026275, 8243091, 13738485, 22897475, 41215455, 68692425, 206077275]

約数ペア:

[(1, 206077275), (3, 68692425), (5, 41215455), (9, 22897475), (15, 13738485), (25, 8243091), (41, 5026275), (45, 4579495), (75, 2747697), (89, 2315475), (123, 1675425), (205, 1005255), (225, 915899), (251, 821025), (267, 771825), (369, 558475), (445, 463095), (615, 335085), (753, 273675), (801, 257275), (1025, 201051), (1255, 164205), (1335, 154365), (1845, 111695), (2225, 92619), (2259, 91225), (3075, 67017), (3649, 56475), (3765, 54735), (4005, 51455), (6275, 32841), (6675, 30873), (9225, 22339), (10291, 20025), (10947, 18825), (11295, 18245)]