38131920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:481

約数の個数: 120

約数和(自身を含む): 129179232

約数和(自身を除く): 91047312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 211, 240, 251, 360, 422, 502, 633, 720, 753, 844, 1004, 1055, 1255, 1266, 1506, 1688, 1899, 2008, 2110, 2259, 2510, 2532, 3012, 3165, 3376, 3765, 3798, 4016, 4220, 4518, 5020, 5064, 6024, 6330, 7530, 7596, 8440, 9036, 9495, 10040, 10128, 11295, 12048, 12660, 15060, 15192, 16880, 18072, 18990, 20080, 22590, 25320, 30120, 30384, 36144, 37980, 45180, 50640, 52961, 60240, 75960, 90360, 105922, 151920, 158883, 180720, 211844, 264805, 317766, 423688, 476649, 529610, 635532, 794415, 847376, 953298, 1059220, 1271064, 1588830, 1906596, 2118440, 2383245, 2542128, 3177660, 3813192, 4236880, 4766490, 6355320, 7626384, 9532980, 12710640, 19065960, 38131920]

約数ペア:

[(1, 38131920), (2, 19065960), (3, 12710640), (4, 9532980), (5, 7626384), (6, 6355320), (8, 4766490), (9, 4236880), (10, 3813192), (12, 3177660), (15, 2542128), (16, 2383245), (18, 2118440), (20, 1906596), (24, 1588830), (30, 1271064), (36, 1059220), (40, 953298), (45, 847376), (48, 794415), (60, 635532), (72, 529610), (80, 476649), (90, 423688), (120, 317766), (144, 264805), (180, 211844), (211, 180720), (240, 158883), (251, 151920), (360, 105922), (422, 90360), (502, 75960), (633, 60240), (720, 52961), (753, 50640), (844, 45180), (1004, 37980), (1055, 36144), (1255, 30384), (1266, 30120), (1506, 25320), (1688, 22590), (1899, 20080), (2008, 18990), (2110, 18072), (2259, 16880), (2510, 15192), (2532, 15060), (3012, 12660), (3165, 12048), (3376, 11295), (3765, 10128), (3798, 10040), (4016, 9495), (4220, 9036), (4518, 8440), (5020, 7596), (5064, 7530), (6024, 6330)]