81175770

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{593}}^1$

素因数の和:638

約数の個数: 120

約数和(自身を含む): 236752956

約数和(自身を除く): 155577186

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 169, 195, 234, 270, 338, 351, 390, 405, 507, 585, 593, 702, 810, 845, 1014, 1053, 1170, 1186, 1521, 1690, 1755, 1779, 2106, 2535, 2965, 3042, 3510, 3558, 4563, 5070, 5265, 5337, 5930, 7605, 7709, 8895, 9126, 10530, 10674, 13689, 15210, 15418, 16011, 17790, 22815, 23127, 26685, 27378, 32022, 38545, 45630, 46254, 48033, 53370, 68445, 69381, 77090, 80055, 96066, 100217, 115635, 136890, 138762, 160110, 200434, 208143, 231270, 240165, 300651, 346905, 416286, 480330, 501085, 601302, 624429, 693810, 901953, 1002170, 1040715, 1248858, 1503255, 1803906, 2081430, 2705859, 3006510, 3122145, 4509765, 5411718, 6244290, 8117577, 9019530, 13529295, 16235154, 27058590, 40587885, 81175770]

約数ペア:

[(1, 81175770), (2, 40587885), (3, 27058590), (5, 16235154), (6, 13529295), (9, 9019530), (10, 8117577), (13, 6244290), (15, 5411718), (18, 4509765), (26, 3122145), (27, 3006510), (30, 2705859), (39, 2081430), (45, 1803906), (54, 1503255), (65, 1248858), (78, 1040715), (81, 1002170), (90, 901953), (117, 693810), (130, 624429), (135, 601302), (162, 501085), (169, 480330), (195, 416286), (234, 346905), (270, 300651), (338, 240165), (351, 231270), (390, 208143), (405, 200434), (507, 160110), (585, 138762), (593, 136890), (702, 115635), (810, 100217), (845, 96066), (1014, 80055), (1053, 77090), (1170, 69381), (1186, 68445), (1521, 53370), (1690, 48033), (1755, 46254), (1779, 45630), (2106, 38545), (2535, 32022), (2965, 27378), (3042, 26685), (3510, 23127), (3558, 22815), (4563, 17790), (5070, 16011), (5265, 15418), (5337, 15210), (5930, 13689), (7605, 10674), (7709, 10530), (8895, 9126)]