249646410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6883}}^1$

素因数の和:6940

約数の個数: 96

約数和(自身を含む): 721663488

約数和(自身を除く): 472017078

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 585, 806, 930, 1170, 1209, 1395, 2015, 2418, 2790, 3627, 4030, 6045, 6883, 7254, 12090, 13766, 18135, 20649, 34415, 36270, 41298, 61947, 68830, 89479, 103245, 123894, 178958, 206490, 213373, 268437, 309735, 426746, 447395, 536874, 619470, 640119, 805311, 894790, 1066865, 1280238, 1342185, 1610622, 1920357, 2133730, 2684370, 2773849, 3200595, 3840714, 4026555, 5547698, 6401190, 8053110, 8321547, 9601785, 13869245, 16643094, 19203570, 24964641, 27738490, 41607735, 49929282, 83215470, 124823205, 249646410]

約数ペア:

[(1, 249646410), (2, 124823205), (3, 83215470), (5, 49929282), (6, 41607735), (9, 27738490), (10, 24964641), (13, 19203570), (15, 16643094), (18, 13869245), (26, 9601785), (30, 8321547), (31, 8053110), (39, 6401190), (45, 5547698), (62, 4026555), (65, 3840714), (78, 3200595), (90, 2773849), (93, 2684370), (117, 2133730), (130, 1920357), (155, 1610622), (186, 1342185), (195, 1280238), (234, 1066865), (279, 894790), (310, 805311), (390, 640119), (403, 619470), (465, 536874), (558, 447395), (585, 426746), (806, 309735), (930, 268437), (1170, 213373), (1209, 206490), (1395, 178958), (2015, 123894), (2418, 103245), (2790, 89479), (3627, 68830), (4030, 61947), (6045, 41298), (6883, 36270), (7254, 34415), (12090, 20649), (13766, 18135)]