68957280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{6841}}^1$

素因数の和:6869

約数の個数: 144

約数和(自身を含む): 268972704

約数和(自身を除く): 200015424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 6841, 10080, 13682, 20523, 27364, 34205, 41046, 47887, 54728, 61569, 68410, 82092, 95774, 102615, 109456, 123138, 136820, 143661, 164184, 191548, 205230, 218912, 239435, 246276, 273640, 287322, 307845, 328368, 383096, 410460, 430983, 478870, 492552, 547280, 574644, 615690, 656736, 718305, 766192, 820920, 861966, 957740, 985104, 1094560, 1149288, 1231380, 1436610, 1532384, 1641840, 1723932, 1915480, 1970208, 2154915, 2298576, 2462760, 2873220, 3283680, 3447864, 3830960, 4309830, 4597152, 4925520, 5746440, 6895728, 7661920, 8619660, 9851040, 11492880, 13791456, 17239320, 22985760, 34478640, 68957280]

約数ペア:

[(1, 68957280), (2, 34478640), (3, 22985760), (4, 17239320), (5, 13791456), (6, 11492880), (7, 9851040), (8, 8619660), (9, 7661920), (10, 6895728), (12, 5746440), (14, 4925520), (15, 4597152), (16, 4309830), (18, 3830960), (20, 3447864), (21, 3283680), (24, 2873220), (28, 2462760), (30, 2298576), (32, 2154915), (35, 1970208), (36, 1915480), (40, 1723932), (42, 1641840), (45, 1532384), (48, 1436610), (56, 1231380), (60, 1149288), (63, 1094560), (70, 985104), (72, 957740), (80, 861966), (84, 820920), (90, 766192), (96, 718305), (105, 656736), (112, 615690), (120, 574644), (126, 547280), (140, 492552), (144, 478870), (160, 430983), (168, 410460), (180, 383096), (210, 328368), (224, 307845), (240, 287322), (252, 273640), (280, 246276), (288, 239435), (315, 218912), (336, 205230), (360, 191548), (420, 164184), (480, 143661), (504, 136820), (560, 123138), (630, 109456), (672, 102615), (720, 95774), (840, 82092), (1008, 68410), (1120, 61569), (1260, 54728), (1440, 47887), (1680, 41046), (2016, 34205), (2520, 27364), (3360, 20523), (5040, 13682), (6841, 10080)]