278906880

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^1\times {\mathrm{1297}}^1$

素因数の和:1334

約数の個数: 192

約数和(自身を含む): 1020539520

約数和(自身を除く): 741632640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 768, 840, 896, 960, 1024, 1120, 1280, 1297, 1344, 1536, 1680, 1792, 1920, 2048, 2240, 2560, 2594, 2688, 3072, 3360, 3584, 3840, 3891, 4480, 5120, 5188, 5376, 6144, 6485, 6720, 7168, 7680, 7782, 8960, 9079, 10240, 10376, 10752, 12970, 13440, 14336, 15360, 15564, 17920, 18158, 19455, 20752, 21504, 25940, 26880, 27237, 30720, 31128, 35840, 36316, 38910, 41504, 43008, 45395, 51880, 53760, 54474, 62256, 71680, 72632, 77820, 83008, 90790, 103760, 107520, 108948, 124512, 136185, 145264, 155640, 166016, 181580, 207520, 215040, 217896, 249024, 272370, 290528, 311280, 332032, 363160, 415040, 435792, 498048, 544740, 581056, 622560, 664064, 726320, 830080, 871584, 996096, 1089480, 1162112, 1245120, 1328128, 1452640, 1660160, 1743168, 1992192, 2178960, 2324224, 2490240, 2656256, 2905280, 3320320, 3486336, 3984384, 4357920, 4648448, 4980480, 5810560, 6640640, 6972672, 7968768, 8715840, 9296896, 9960960, 11621120, 13281280, 13945344, 17431680, 18593792, 19921920, 23242240, 27890688, 34863360, 39843840, 46484480, 55781376, 69726720, 92968960, 139453440, 278906880]

約数ペア:

[(1, 278906880), (2, 139453440), (3, 92968960), (4, 69726720), (5, 55781376), (6, 46484480), (7, 39843840), (8, 34863360), (10, 27890688), (12, 23242240), (14, 19921920), (15, 18593792), (16, 17431680), (20, 13945344), (21, 13281280), (24, 11621120), (28, 9960960), (30, 9296896), (32, 8715840), (35, 7968768), (40, 6972672), (42, 6640640), (48, 5810560), (56, 4980480), (60, 4648448), (64, 4357920), (70, 3984384), (80, 3486336), (84, 3320320), (96, 2905280), (105, 2656256), (112, 2490240), (120, 2324224), (128, 2178960), (140, 1992192), (160, 1743168), (168, 1660160), (192, 1452640), (210, 1328128), (224, 1245120), (240, 1162112), (256, 1089480), (280, 996096), (320, 871584), (336, 830080), (384, 726320), (420, 664064), (448, 622560), (480, 581056), (512, 544740), (560, 498048), (640, 435792), (672, 415040), (768, 363160), (840, 332032), (896, 311280), (960, 290528), (1024, 272370), (1120, 249024), (1280, 217896), (1297, 215040), (1344, 207520), (1536, 181580), (1680, 166016), (1792, 155640), (1920, 145264), (2048, 136185), (2240, 124512), (2560, 108948), (2594, 107520), (2688, 103760), (3072, 90790), (3360, 83008), (3584, 77820), (3840, 72632), (3891, 71680), (4480, 62256), (5120, 54474), (5188, 53760), (5376, 51880), (6144, 45395), (6485, 43008), (6720, 41504), (7168, 38910), (7680, 36316), (7782, 35840), (8960, 31128), (9079, 30720), (10240, 27237), (10376, 26880), (10752, 25940), (12970, 21504), (13440, 20752), (14336, 19455), (15360, 18158), (15564, 17920)]