222078560

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11471}}^1$

素因数の和:11508

約数の個数: 72

約数和(自身を含む): 576743328

約数和(自身を除く): 354664768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 9680, 11471, 19360, 22942, 45884, 57355, 91768, 114710, 126181, 183536, 229420, 252362, 367072, 458840, 504724, 630905, 917680, 1009448, 1261810, 1387991, 1835360, 2018896, 2523620, 2775982, 4037792, 5047240, 5551964, 6939955, 10094480, 11103928, 13879910, 20188960, 22207856, 27759820, 44415712, 55519640, 111039280, 222078560]

約数ペア:

[(1, 222078560), (2, 111039280), (4, 55519640), (5, 44415712), (8, 27759820), (10, 22207856), (11, 20188960), (16, 13879910), (20, 11103928), (22, 10094480), (32, 6939955), (40, 5551964), (44, 5047240), (55, 4037792), (80, 2775982), (88, 2523620), (110, 2018896), (121, 1835360), (160, 1387991), (176, 1261810), (220, 1009448), (242, 917680), (352, 630905), (440, 504724), (484, 458840), (605, 367072), (880, 252362), (968, 229420), (1210, 183536), (1760, 126181), (1936, 114710), (2420, 91768), (3872, 57355), (4840, 45884), (9680, 22942), (11471, 19360)]