2445390080

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 216

約数和(自身を含む): 6889817088

約数和(自身を除く): 4444427008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 128, 140, 160, 196, 224, 245, 254, 256, 280, 307, 320, 392, 448, 490, 508, 560, 614, 635, 640, 784, 889, 896, 980, 1016, 1120, 1228, 1270, 1280, 1535, 1568, 1778, 1792, 1960, 2032, 2149, 2240, 2456, 2540, 3070, 3136, 3556, 3920, 4064, 4298, 4445, 4480, 4912, 5080, 6140, 6223, 6272, 7112, 7840, 8128, 8596, 8890, 8960, 9824, 10160, 10745, 12280, 12446, 12544, 14224, 15043, 15680, 16256, 17192, 17780, 19648, 20320, 21490, 24560, 24892, 28448, 30086, 31115, 31360, 32512, 34384, 35560, 38989, 39296, 40640, 42980, 49120, 49784, 56896, 60172, 62230, 62720, 68768, 71120, 75215, 77978, 78592, 81280, 85960, 98240, 99568, 113792, 120344, 124460, 137536, 142240, 150430, 155956, 162560, 171920, 194945, 196480, 199136, 227584, 240688, 248920, 272923, 275072, 284480, 300860, 311912, 343840, 389890, 392960, 398272, 481376, 497840, 545846, 550144, 568960, 601720, 623824, 687680, 779780, 796544, 962752, 995680, 1091692, 1137920, 1203440, 1247648, 1364615, 1375360, 1559560, 1593088, 1910461, 1925504, 1991360, 2183384, 2406880, 2495296, 2729230, 2750720, 3119120, 3820922, 3851008, 3982720, 4366768, 4813760, 4990592, 5458460, 6238240, 7641844, 7965440, 8733536, 9552305, 9627520, 9981184, 10916920, 12476480, 15283688, 17467072, 19104610, 19255040, 21833840, 24952960, 30567376, 34934144, 38209220, 43667680, 49905920, 61134752, 69868288, 76418440, 87335360, 122269504, 152836880, 174670720, 244539008, 305673760, 349341440, 489078016, 611347520, 1222695040, 2445390080]

約数ペア:

[(1, 2445390080), (2, 1222695040), (4, 611347520), (5, 489078016), (7, 349341440), (8, 305673760), (10, 244539008), (14, 174670720), (16, 152836880), (20, 122269504), (28, 87335360), (32, 76418440), (35, 69868288), (40, 61134752), (49, 49905920), (56, 43667680), (64, 38209220), (70, 34934144), (80, 30567376), (98, 24952960), (112, 21833840), (127, 19255040), (128, 19104610), (140, 17467072), (160, 15283688), (196, 12476480), (224, 10916920), (245, 9981184), (254, 9627520), (256, 9552305), (280, 8733536), (307, 7965440), (320, 7641844), (392, 6238240), (448, 5458460), (490, 4990592), (508, 4813760), (560, 4366768), (614, 3982720), (635, 3851008), (640, 3820922), (784, 3119120), (889, 2750720), (896, 2729230), (980, 2495296), (1016, 2406880), (1120, 2183384), (1228, 1991360), (1270, 1925504), (1280, 1910461), (1535, 1593088), (1568, 1559560), (1778, 1375360), (1792, 1364615), (1960, 1247648), (2032, 1203440), (2149, 1137920), (2240, 1091692), (2456, 995680), (2540, 962752), (3070, 796544), (3136, 779780), (3556, 687680), (3920, 623824), (4064, 601720), (4298, 568960), (4445, 550144), (4480, 545846), (4912, 497840), (5080, 481376), (6140, 398272), (6223, 392960), (6272, 389890), (7112, 343840), (7840, 311912), (8128, 300860), (8596, 284480), (8890, 275072), (8960, 272923), (9824, 248920), (10160, 240688), (10745, 227584), (12280, 199136), (12446, 196480), (12544, 194945), (14224, 171920), (15043, 162560), (15680, 155956), (16256, 150430), (17192, 142240), (17780, 137536), (19648, 124460), (20320, 120344), (21490, 113792), (24560, 99568), (24892, 98240), (28448, 85960), (30086, 81280), (31115, 78592), (31360, 77978), (32512, 75215), (34384, 71120), (35560, 68768), (38989, 62720), (39296, 62230), (40640, 60172), (42980, 56896), (49120, 49784)]