2681472080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{4357}}^1$

素因数の和:4541

約数の個数: 120

約数和(自身を含む): 7300155528

約数和(自身を除く): 4618683448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 157, 196, 245, 280, 314, 392, 490, 560, 628, 784, 785, 980, 1099, 1256, 1570, 1960, 2198, 2512, 3140, 3920, 4357, 4396, 5495, 6280, 7693, 8714, 8792, 10990, 12560, 15386, 17428, 17584, 21785, 21980, 30499, 30772, 34856, 38465, 43570, 43960, 60998, 61544, 69712, 76930, 87140, 87920, 121996, 123088, 152495, 153860, 174280, 213493, 243992, 304990, 307720, 348560, 426986, 487984, 609980, 615440, 684049, 853972, 1067465, 1219960, 1368098, 1707944, 2134930, 2439920, 2736196, 3415888, 3420245, 4269860, 4788343, 5472392, 6840490, 8539720, 9576686, 10944784, 13680980, 17079440, 19153372, 23941715, 27361960, 33518401, 38306744, 47883430, 54723920, 67036802, 76613488, 95766860, 134073604, 167592005, 191533720, 268147208, 335184010, 383067440, 536294416, 670368020, 1340736040, 2681472080]

約数ペア:

[(1, 2681472080), (2, 1340736040), (4, 670368020), (5, 536294416), (7, 383067440), (8, 335184010), (10, 268147208), (14, 191533720), (16, 167592005), (20, 134073604), (28, 95766860), (35, 76613488), (40, 67036802), (49, 54723920), (56, 47883430), (70, 38306744), (80, 33518401), (98, 27361960), (112, 23941715), (140, 19153372), (157, 17079440), (196, 13680980), (245, 10944784), (280, 9576686), (314, 8539720), (392, 6840490), (490, 5472392), (560, 4788343), (628, 4269860), (784, 3420245), (785, 3415888), (980, 2736196), (1099, 2439920), (1256, 2134930), (1570, 1707944), (1960, 1368098), (2198, 1219960), (2512, 1067465), (3140, 853972), (3920, 684049), (4357, 615440), (4396, 609980), (5495, 487984), (6280, 426986), (7693, 348560), (8714, 307720), (8792, 304990), (10990, 243992), (12560, 213493), (15386, 174280), (17428, 153860), (17584, 152495), (21785, 123088), (21980, 121996), (30499, 87920), (30772, 87140), (34856, 76930), (38465, 69712), (43570, 61544), (43960, 60998)]