65905380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:207

約数の個数: 144

約数和(自身を含む): 213534720

約数和(自身を除く): 147629340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 127, 135, 155, 180, 186, 254, 270, 279, 310, 372, 381, 465, 508, 540, 558, 620, 635, 762, 837, 930, 961, 1116, 1143, 1270, 1395, 1524, 1674, 1860, 1905, 1922, 2286, 2540, 2790, 2883, 3348, 3429, 3810, 3844, 3937, 4185, 4572, 4805, 5580, 5715, 5766, 6858, 7620, 7874, 8370, 8649, 9610, 11430, 11532, 11811, 13716, 14415, 15748, 16740, 17145, 17298, 19220, 19685, 22860, 23622, 25947, 28830, 34290, 34596, 35433, 39370, 43245, 47244, 51894, 57660, 59055, 68580, 70866, 78740, 86490, 103788, 106299, 118110, 122047, 129735, 141732, 172980, 177165, 212598, 236220, 244094, 259470, 354330, 366141, 425196, 488188, 518940, 531495, 610235, 708660, 732282, 1062990, 1098423, 1220470, 1464564, 1830705, 2125980, 2196846, 2440940, 3295269, 3661410, 4393692, 5492115, 6590538, 7322820, 10984230, 13181076, 16476345, 21968460, 32952690, 65905380]

約数ペア:

[(1, 65905380), (2, 32952690), (3, 21968460), (4, 16476345), (5, 13181076), (6, 10984230), (9, 7322820), (10, 6590538), (12, 5492115), (15, 4393692), (18, 3661410), (20, 3295269), (27, 2440940), (30, 2196846), (31, 2125980), (36, 1830705), (45, 1464564), (54, 1220470), (60, 1098423), (62, 1062990), (90, 732282), (93, 708660), (108, 610235), (124, 531495), (127, 518940), (135, 488188), (155, 425196), (180, 366141), (186, 354330), (254, 259470), (270, 244094), (279, 236220), (310, 212598), (372, 177165), (381, 172980), (465, 141732), (508, 129735), (540, 122047), (558, 118110), (620, 106299), (635, 103788), (762, 86490), (837, 78740), (930, 70866), (961, 68580), (1116, 59055), (1143, 57660), (1270, 51894), (1395, 47244), (1524, 43245), (1674, 39370), (1860, 35433), (1905, 34596), (1922, 34290), (2286, 28830), (2540, 25947), (2790, 23622), (2883, 22860), (3348, 19685), (3429, 19220), (3810, 17298), (3844, 17145), (3937, 16740), (4185, 15748), (4572, 14415), (4805, 13716), (5580, 11811), (5715, 11532), (5766, 11430), (6858, 9610), (7620, 8649), (7874, 8370)]