164763450

素因数分解:

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

素因数の和:210

約数の個数: 144

約数和(自身を含む): 472826880

約数和(自身を除く): 308063430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 90, 93, 127, 135, 150, 155, 186, 225, 254, 270, 279, 310, 381, 450, 465, 558, 635, 675, 762, 775, 837, 930, 961, 1143, 1270, 1350, 1395, 1550, 1674, 1905, 1922, 2286, 2325, 2790, 2883, 3175, 3429, 3810, 3937, 4185, 4650, 4805, 5715, 5766, 6350, 6858, 6975, 7874, 8370, 8649, 9525, 9610, 11430, 11811, 13950, 14415, 17145, 17298, 19050, 19685, 20925, 23622, 24025, 25947, 28575, 28830, 34290, 35433, 39370, 41850, 43245, 48050, 51894, 57150, 59055, 70866, 72075, 85725, 86490, 98425, 106299, 118110, 122047, 129735, 144150, 171450, 177165, 196850, 212598, 216225, 244094, 259470, 295275, 354330, 366141, 432450, 531495, 590550, 610235, 648675, 732282, 885825, 1062990, 1098423, 1220470, 1297350, 1771650, 1830705, 2196846, 2657475, 3051175, 3295269, 3661410, 5314950, 5492115, 6102350, 6590538, 9153525, 10984230, 16476345, 18307050, 27460575, 32952690, 54921150, 82381725, 164763450]

約数ペア:

[(1, 164763450), (2, 82381725), (3, 54921150), (5, 32952690), (6, 27460575), (9, 18307050), (10, 16476345), (15, 10984230), (18, 9153525), (25, 6590538), (27, 6102350), (30, 5492115), (31, 5314950), (45, 3661410), (50, 3295269), (54, 3051175), (62, 2657475), (75, 2196846), (90, 1830705), (93, 1771650), (127, 1297350), (135, 1220470), (150, 1098423), (155, 1062990), (186, 885825), (225, 732282), (254, 648675), (270, 610235), (279, 590550), (310, 531495), (381, 432450), (450, 366141), (465, 354330), (558, 295275), (635, 259470), (675, 244094), (762, 216225), (775, 212598), (837, 196850), (930, 177165), (961, 171450), (1143, 144150), (1270, 129735), (1350, 122047), (1395, 118110), (1550, 106299), (1674, 98425), (1905, 86490), (1922, 85725), (2286, 72075), (2325, 70866), (2790, 59055), (2883, 57150), (3175, 51894), (3429, 48050), (3810, 43245), (3937, 41850), (4185, 39370), (4650, 35433), (4805, 34290), (5715, 28830), (5766, 28575), (6350, 25947), (6858, 24025), (6975, 23622), (7874, 20925), (8370, 19685), (8649, 19050), (9525, 17298), (9610, 17145), (11430, 14415), (11811, 13950)]