2771847680

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1219

約数の個数: 240

約数和(自身を含む): 8144880480

約数和(自身を除く): 5373032800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 112, 128, 133, 140, 152, 160, 190, 196, 224, 245, 256, 266, 280, 304, 320, 380, 392, 448, 490, 512, 532, 560, 608, 640, 665, 760, 784, 896, 931, 980, 1064, 1120, 1163, 1216, 1280, 1330, 1520, 1568, 1792, 1862, 1960, 2128, 2240, 2326, 2432, 2560, 2660, 3040, 3136, 3584, 3724, 3920, 4256, 4480, 4652, 4655, 4864, 5320, 5815, 6080, 6272, 7448, 7840, 8141, 8512, 8960, 9304, 9310, 9728, 10640, 11630, 12160, 12544, 14896, 15680, 16282, 17024, 17920, 18608, 18620, 21280, 22097, 23260, 24320, 25088, 29792, 31360, 32564, 34048, 37216, 37240, 40705, 42560, 44194, 46520, 48640, 56987, 59584, 62720, 65128, 68096, 74432, 74480, 81410, 85120, 88388, 93040, 110485, 113974, 119168, 125440, 130256, 148864, 148960, 154679, 162820, 170240, 176776, 186080, 220970, 227948, 238336, 260512, 284935, 297728, 297920, 309358, 325640, 340480, 353552, 372160, 441940, 455896, 476672, 521024, 569870, 595456, 595840, 618716, 651280, 707104, 744320, 773395, 883880, 911792, 1042048, 1082753, 1139740, 1191680, 1237432, 1302560, 1414208, 1488640, 1546790, 1767760, 1823584, 2084096, 2165506, 2279480, 2383360, 2474864, 2605120, 2828416, 2977280, 3093580, 3535520, 3647168, 4168192, 4331012, 4558960, 4949728, 5210240, 5413765, 5656832, 6187160, 7071040, 7294336, 8662024, 9117920, 9899456, 10420480, 10827530, 11313664, 12374320, 14142080, 14588672, 17324048, 18235840, 19798912, 20840960, 21655060, 24748640, 28284160, 29177344, 34648096, 36471680, 39597824, 43310120, 49497280, 56568320, 69296192, 72943360, 79195648, 86620240, 98994560, 138592384, 145886720, 173240480, 197989120, 277184768, 346480960, 395978240, 554369536, 692961920, 1385923840, 2771847680]

約数ペア:

[(1, 2771847680), (2, 1385923840), (4, 692961920), (5, 554369536), (7, 395978240), (8, 346480960), (10, 277184768), (14, 197989120), (16, 173240480), (19, 145886720), (20, 138592384), (28, 98994560), (32, 86620240), (35, 79195648), (38, 72943360), (40, 69296192), (49, 56568320), (56, 49497280), (64, 43310120), (70, 39597824), (76, 36471680), (80, 34648096), (95, 29177344), (98, 28284160), (112, 24748640), (128, 21655060), (133, 20840960), (140, 19798912), (152, 18235840), (160, 17324048), (190, 14588672), (196, 14142080), (224, 12374320), (245, 11313664), (256, 10827530), (266, 10420480), (280, 9899456), (304, 9117920), (320, 8662024), (380, 7294336), (392, 7071040), (448, 6187160), (490, 5656832), (512, 5413765), (532, 5210240), (560, 4949728), (608, 4558960), (640, 4331012), (665, 4168192), (760, 3647168), (784, 3535520), (896, 3093580), (931, 2977280), (980, 2828416), (1064, 2605120), (1120, 2474864), (1163, 2383360), (1216, 2279480), (1280, 2165506), (1330, 2084096), (1520, 1823584), (1568, 1767760), (1792, 1546790), (1862, 1488640), (1960, 1414208), (2128, 1302560), (2240, 1237432), (2326, 1191680), (2432, 1139740), (2560, 1082753), (2660, 1042048), (3040, 911792), (3136, 883880), (3584, 773395), (3724, 744320), (3920, 707104), (4256, 651280), (4480, 618716), (4652, 595840), (4655, 595456), (4864, 569870), (5320, 521024), (5815, 476672), (6080, 455896), (6272, 441940), (7448, 372160), (7840, 353552), (8141, 340480), (8512, 325640), (8960, 309358), (9304, 297920), (9310, 297728), (9728, 284935), (10640, 260512), (11630, 238336), (12160, 227948), (12544, 220970), (14896, 186080), (15680, 176776), (16282, 170240), (17024, 162820), (17920, 154679), (18608, 148960), (18620, 148864), (21280, 130256), (22097, 125440), (23260, 119168), (24320, 113974), (25088, 110485), (29792, 93040), (31360, 88388), (32564, 85120), (34048, 81410), (37216, 74480), (37240, 74432), (40705, 68096), (42560, 65128), (44194, 62720), (46520, 59584), (48640, 56987)]