1815003180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{90841}}^1$

素因数の和:90896

約数の個数: 96

約数和(自身を含む): 5799353280

約数和(自身を除く): 3984350100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19980, 90841, 181682, 272523, 363364, 454205, 545046, 817569, 908410, 1090092, 1362615, 1635138, 1816820, 2452707, 2725230, 3270276, 3361117, 4087845, 4905414, 5450460, 6722234, 8175690, 9810828, 10083351, 12263535, 13444468, 16351380, 16805585, 20166702, 24527070, 30250053, 33611170, 40333404, 49054140, 50416755, 60500106, 67222340, 90750159, 100833510, 121000212, 151250265, 181500318, 201667020, 302500530, 363000636, 453750795, 605001060, 907501590, 1815003180]

約数ペア:

[(1, 1815003180), (2, 907501590), (3, 605001060), (4, 453750795), (5, 363000636), (6, 302500530), (9, 201667020), (10, 181500318), (12, 151250265), (15, 121000212), (18, 100833510), (20, 90750159), (27, 67222340), (30, 60500106), (36, 50416755), (37, 49054140), (45, 40333404), (54, 33611170), (60, 30250053), (74, 24527070), (90, 20166702), (108, 16805585), (111, 16351380), (135, 13444468), (148, 12263535), (180, 10083351), (185, 9810828), (222, 8175690), (270, 6722234), (333, 5450460), (370, 4905414), (444, 4087845), (540, 3361117), (555, 3270276), (666, 2725230), (740, 2452707), (999, 1816820), (1110, 1635138), (1332, 1362615), (1665, 1090092), (1998, 908410), (2220, 817569), (3330, 545046), (3996, 454205), (4995, 363364), (6660, 272523), (9990, 181682), (19980, 90841)]