278807040

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{12101}}^1$

素因数の和:12130

約数の個数: 120

約数和(自身を含む): 965666988

約数和(自身を除く): 686859948

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 12101, 23040, 24202, 36303, 48404, 60505, 72606, 96808, 108909, 121010, 145212, 181515, 193616, 217818, 242020, 290424, 363030, 387232, 435636, 484040, 544545, 580848, 726060, 774464, 871272, 968080, 1089090, 1161696, 1452120, 1548928, 1742544, 1936160, 2178180, 2323392, 2904240, 3097856, 3485088, 3872320, 4356360, 4646784, 5808480, 6195712, 6970176, 7744640, 8712720, 9293568, 11616960, 13940352, 15489280, 17425440, 18587136, 23233920, 27880704, 30978560, 34850880, 46467840, 55761408, 69701760, 92935680, 139403520, 278807040]

約数ペア:

[(1, 278807040), (2, 139403520), (3, 92935680), (4, 69701760), (5, 55761408), (6, 46467840), (8, 34850880), (9, 30978560), (10, 27880704), (12, 23233920), (15, 18587136), (16, 17425440), (18, 15489280), (20, 13940352), (24, 11616960), (30, 9293568), (32, 8712720), (36, 7744640), (40, 6970176), (45, 6195712), (48, 5808480), (60, 4646784), (64, 4356360), (72, 3872320), (80, 3485088), (90, 3097856), (96, 2904240), (120, 2323392), (128, 2178180), (144, 1936160), (160, 1742544), (180, 1548928), (192, 1452120), (240, 1161696), (256, 1089090), (288, 968080), (320, 871272), (360, 774464), (384, 726060), (480, 580848), (512, 544545), (576, 484040), (640, 435636), (720, 387232), (768, 363030), (960, 290424), (1152, 242020), (1280, 217818), (1440, 193616), (1536, 181515), (1920, 145212), (2304, 121010), (2560, 108909), (2880, 96808), (3840, 72606), (4608, 60505), (5760, 48404), (7680, 36303), (11520, 24202), (12101, 23040)]