20173992080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{2903}}^1$

素因数の和:3129

約数の個数: 160

約数和(自身を含む): 52501996800

約数和(自身を除く): 32328004720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 149, 176, 212, 220, 265, 298, 424, 440, 530, 583, 596, 745, 848, 880, 1060, 1166, 1192, 1490, 1639, 2120, 2332, 2384, 2903, 2915, 2980, 3278, 4240, 4664, 5806, 5830, 5960, 6556, 7897, 8195, 9328, 11612, 11660, 11920, 13112, 14515, 15794, 16390, 23224, 23320, 26224, 29030, 31588, 31933, 32780, 39485, 46448, 46640, 58060, 63176, 63866, 65560, 78970, 86867, 116120, 126352, 127732, 131120, 153859, 157940, 159665, 173734, 232240, 255464, 307718, 315880, 319330, 347468, 432547, 434335, 510928, 615436, 631760, 638660, 694936, 769295, 865094, 868670, 1230872, 1277320, 1389872, 1538590, 1692449, 1730188, 1737340, 2162735, 2461744, 2554640, 3077180, 3384898, 3460376, 3474680, 4325470, 4758017, 6154360, 6769796, 6920752, 6949360, 8462245, 8650940, 9516034, 12308720, 13539592, 16924490, 17301880, 19032068, 22924991, 23790085, 27079184, 33848980, 34603760, 38064136, 45849982, 47580170, 67697960, 76128272, 91699964, 95160340, 114624955, 135395920, 183399928, 190320680, 229249910, 252174901, 366799856, 380641360, 458499820, 504349802, 916999640, 1008699604, 1260874505, 1833999280, 2017399208, 2521749010, 4034798416, 5043498020, 10086996040, 20173992080]

約数ペア:

[(1, 20173992080), (2, 10086996040), (4, 5043498020), (5, 4034798416), (8, 2521749010), (10, 2017399208), (11, 1833999280), (16, 1260874505), (20, 1008699604), (22, 916999640), (40, 504349802), (44, 458499820), (53, 380641360), (55, 366799856), (80, 252174901), (88, 229249910), (106, 190320680), (110, 183399928), (149, 135395920), (176, 114624955), (212, 95160340), (220, 91699964), (265, 76128272), (298, 67697960), (424, 47580170), (440, 45849982), (530, 38064136), (583, 34603760), (596, 33848980), (745, 27079184), (848, 23790085), (880, 22924991), (1060, 19032068), (1166, 17301880), (1192, 16924490), (1490, 13539592), (1639, 12308720), (2120, 9516034), (2332, 8650940), (2384, 8462245), (2903, 6949360), (2915, 6920752), (2980, 6769796), (3278, 6154360), (4240, 4758017), (4664, 4325470), (5806, 3474680), (5830, 3460376), (5960, 3384898), (6556, 3077180), (7897, 2554640), (8195, 2461744), (9328, 2162735), (11612, 1737340), (11660, 1730188), (11920, 1692449), (13112, 1538590), (14515, 1389872), (15794, 1277320), (16390, 1230872), (23224, 868670), (23320, 865094), (26224, 769295), (29030, 694936), (31588, 638660), (31933, 631760), (32780, 615436), (39485, 510928), (46448, 434335), (46640, 432547), (58060, 347468), (63176, 319330), (63866, 315880), (65560, 307718), (78970, 255464), (86867, 232240), (116120, 173734), (126352, 159665), (127732, 157940), (131120, 153859)]