15678217940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{275153}}^1$

素因数の和:275217

約数の個数: 96

約数和(自身を含む): 42157995264

約数和(自身を除く): 26479777324

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 55, 70, 74, 77, 110, 140, 148, 154, 185, 220, 259, 308, 370, 385, 407, 518, 740, 770, 814, 1036, 1295, 1540, 1628, 2035, 2590, 2849, 4070, 5180, 5698, 8140, 11396, 14245, 28490, 56980, 275153, 550306, 1100612, 1375765, 1926071, 2751530, 3026683, 3852142, 5503060, 6053366, 7704284, 9630355, 10180661, 12106732, 15133415, 19260710, 20361322, 21186781, 30266830, 38521420, 40722644, 42373562, 50903305, 60533660, 71264627, 84747124, 101806610, 105933905, 111987271, 142529254, 203613220, 211867810, 223974542, 285058508, 356323135, 423735620, 447949084, 559936355, 712646270, 783910897, 1119872710, 1425292540, 1567821794, 2239745420, 3135643588, 3919554485, 7839108970, 15678217940]

約数ペア:

[(1, 15678217940), (2, 7839108970), (4, 3919554485), (5, 3135643588), (7, 2239745420), (10, 1567821794), (11, 1425292540), (14, 1119872710), (20, 783910897), (22, 712646270), (28, 559936355), (35, 447949084), (37, 423735620), (44, 356323135), (55, 285058508), (70, 223974542), (74, 211867810), (77, 203613220), (110, 142529254), (140, 111987271), (148, 105933905), (154, 101806610), (185, 84747124), (220, 71264627), (259, 60533660), (308, 50903305), (370, 42373562), (385, 40722644), (407, 38521420), (518, 30266830), (740, 21186781), (770, 20361322), (814, 19260710), (1036, 15133415), (1295, 12106732), (1540, 10180661), (1628, 9630355), (2035, 7704284), (2590, 6053366), (2849, 5503060), (4070, 3852142), (5180, 3026683), (5698, 2751530), (8140, 1926071), (11396, 1375765), (14245, 1100612), (28490, 550306), (56980, 275153)]