180965785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 311028480

約数和(自身を除く): 130062695

約数列:

[1, 5, 7, 11, 13, 19, 35, 55, 65, 77, 91, 95, 121, 133, 143, 173, 209, 247, 385, 455, 605, 665, 715, 847, 865, 1001, 1045, 1211, 1235, 1463, 1573, 1729, 1903, 2249, 2299, 2717, 3287, 4235, 5005, 6055, 7315, 7865, 8645, 9515, 11011, 11245, 11495, 13321, 13585, 15743, 16093, 16435, 19019, 20933, 23009, 24739, 29887, 36157, 42731, 55055, 66605, 78715, 80465, 95095, 104665, 115045, 123695, 146531, 149435, 173173, 180785, 209209, 213655, 253099, 272129, 299117, 397727, 470041, 732655, 865865, 1046045, 1265495, 1360645, 1495585, 1904903, 1988635, 2350205, 2784089, 3290287, 5170451, 9524515, 13920445, 16451435, 25852255, 36193157, 180965785]

約数ペア:

[(1, 180965785), (5, 36193157), (7, 25852255), (11, 16451435), (13, 13920445), (19, 9524515), (35, 5170451), (55, 3290287), (65, 2784089), (77, 2350205), (91, 1988635), (95, 1904903), (121, 1495585), (133, 1360645), (143, 1265495), (173, 1046045), (209, 865865), (247, 732655), (385, 470041), (455, 397727), (605, 299117), (665, 272129), (715, 253099), (847, 213655), (865, 209209), (1001, 180785), (1045, 173173), (1211, 149435), (1235, 146531), (1463, 123695), (1573, 115045), (1729, 104665), (1903, 95095), (2249, 80465), (2299, 78715), (2717, 66605), (3287, 55055), (4235, 42731), (5005, 36157), (6055, 29887), (7315, 24739), (7865, 23009), (8645, 20933), (9515, 19019), (11011, 16435), (11245, 16093), (11495, 15743), (13321, 13585)]