171882972

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 471067520

約数和(自身を除く): 299184548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 109, 124, 157, 162, 186, 218, 279, 314, 324, 327, 372, 436, 471, 558, 628, 654, 837, 942, 981, 1116, 1308, 1413, 1674, 1884, 1962, 2511, 2826, 2943, 3348, 3379, 3924, 4239, 4867, 5022, 5652, 5886, 6758, 8478, 8829, 9734, 10044, 10137, 11772, 12717, 13516, 14601, 16956, 17113, 17658, 19468, 20274, 25434, 29202, 30411, 34226, 35316, 40548, 43803, 50868, 51339, 58404, 60822, 68452, 87606, 91233, 102678, 121644, 131409, 154017, 175212, 182466, 205356, 262818, 273699, 308034, 364932, 394227, 462051, 525636, 530503, 547398, 616068, 788454, 924102, 1061006, 1094796, 1386153, 1576908, 1591509, 1848204, 2122012, 2772306, 3183018, 4774527, 5544612, 6366036, 9549054, 14323581, 19098108, 28647162, 42970743, 57294324, 85941486, 171882972]

約数ペア:

[(1, 171882972), (2, 85941486), (3, 57294324), (4, 42970743), (6, 28647162), (9, 19098108), (12, 14323581), (18, 9549054), (27, 6366036), (31, 5544612), (36, 4774527), (54, 3183018), (62, 2772306), (81, 2122012), (93, 1848204), (108, 1591509), (109, 1576908), (124, 1386153), (157, 1094796), (162, 1061006), (186, 924102), (218, 788454), (279, 616068), (314, 547398), (324, 530503), (327, 525636), (372, 462051), (436, 394227), (471, 364932), (558, 308034), (628, 273699), (654, 262818), (837, 205356), (942, 182466), (981, 175212), (1116, 154017), (1308, 131409), (1413, 121644), (1674, 102678), (1884, 91233), (1962, 87606), (2511, 68452), (2826, 60822), (2943, 58404), (3348, 51339), (3379, 50868), (3924, 43803), (4239, 40548), (4867, 35316), (5022, 34226), (5652, 30411), (5886, 29202), (6758, 25434), (8478, 20274), (8829, 19468), (9734, 17658), (10044, 17113), (10137, 16956), (11772, 14601), (12717, 13516)]