1248262015

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 2139661440

約数和(自身を除く): 891399425

約数列:

[1, 5, 7, 11, 13, 35, 41, 49, 55, 65, 77, 79, 91, 121, 143, 205, 245, 287, 385, 395, 451, 455, 533, 539, 553, 605, 637, 715, 847, 869, 1001, 1027, 1435, 1573, 2009, 2255, 2665, 2695, 2765, 3157, 3185, 3239, 3731, 3871, 4235, 4345, 4961, 5005, 5135, 5863, 5929, 6083, 7007, 7189, 7865, 9559, 10045, 11011, 11297, 15785, 16195, 18655, 19355, 22099, 22673, 24805, 26117, 29315, 29645, 30415, 34727, 35035, 35629, 35945, 41041, 42107, 42581, 47795, 50323, 55055, 56485, 64493, 66913, 77077, 79079, 110495, 113365, 124267, 130585, 158711, 173635, 178145, 205205, 210535, 212905, 243089, 249403, 251615, 287287, 294749, 322465, 334565, 385385, 391919, 395395, 451451, 463177, 468391, 553553, 621335, 793555, 869869, 1215445, 1247015, 1436435, 1473745, 1745821, 1959595, 2063243, 2257255, 2315885, 2341955, 2743433, 2767765, 3160157, 3242239, 4349345, 5094947, 6089083, 8729105, 10316215, 13717165, 15800785, 16211195, 19204031, 22695673, 25474735, 30445415, 35664629, 96020155, 113478365, 178323145, 249652403, 1248262015]

約数ペア:

[(1, 1248262015), (5, 249652403), (7, 178323145), (11, 113478365), (13, 96020155), (35, 35664629), (41, 30445415), (49, 25474735), (55, 22695673), (65, 19204031), (77, 16211195), (79, 15800785), (91, 13717165), (121, 10316215), (143, 8729105), (205, 6089083), (245, 5094947), (287, 4349345), (385, 3242239), (395, 3160157), (451, 2767765), (455, 2743433), (533, 2341955), (539, 2315885), (553, 2257255), (605, 2063243), (637, 1959595), (715, 1745821), (847, 1473745), (869, 1436435), (1001, 1247015), (1027, 1215445), (1435, 869869), (1573, 793555), (2009, 621335), (2255, 553553), (2665, 468391), (2695, 463177), (2765, 451451), (3157, 395395), (3185, 391919), (3239, 385385), (3731, 334565), (3871, 322465), (4235, 294749), (4345, 287287), (4961, 251615), (5005, 249403), (5135, 243089), (5863, 212905), (5929, 210535), (6083, 205205), (7007, 178145), (7189, 173635), (7865, 158711), (9559, 130585), (10045, 124267), (11011, 113365), (11297, 110495), (15785, 79079), (16195, 77077), (18655, 66913), (19355, 64493), (22099, 56485), (22673, 55055), (24805, 50323), (26117, 47795), (29315, 42581), (29645, 42107), (30415, 41041), (34727, 35945), (35035, 35629)]