4861440

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{211}}^1$

素因数の和:240

約数の個数: 120

約数和(自身を含む): 16916328

約数和(自身を除く): 12054888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 211, 240, 256, 288, 320, 360, 384, 422, 480, 512, 576, 633, 640, 720, 768, 844, 960, 1055, 1152, 1266, 1280, 1440, 1536, 1688, 1899, 1920, 2110, 2304, 2532, 2560, 2880, 3165, 3376, 3798, 3840, 4220, 4608, 5064, 5760, 6330, 6752, 7596, 7680, 8440, 9495, 10128, 11520, 12660, 13504, 15192, 16880, 18990, 20256, 23040, 25320, 27008, 30384, 33760, 37980, 40512, 50640, 54016, 60768, 67520, 75960, 81024, 101280, 108032, 121536, 135040, 151920, 162048, 202560, 243072, 270080, 303840, 324096, 405120, 486144, 540160, 607680, 810240, 972288, 1215360, 1620480, 2430720, 4861440]

約数ペア:

[(1, 4861440), (2, 2430720), (3, 1620480), (4, 1215360), (5, 972288), (6, 810240), (8, 607680), (9, 540160), (10, 486144), (12, 405120), (15, 324096), (16, 303840), (18, 270080), (20, 243072), (24, 202560), (30, 162048), (32, 151920), (36, 135040), (40, 121536), (45, 108032), (48, 101280), (60, 81024), (64, 75960), (72, 67520), (80, 60768), (90, 54016), (96, 50640), (120, 40512), (128, 37980), (144, 33760), (160, 30384), (180, 27008), (192, 25320), (211, 23040), (240, 20256), (256, 18990), (288, 16880), (320, 15192), (360, 13504), (384, 12660), (422, 11520), (480, 10128), (512, 9495), (576, 8440), (633, 7680), (640, 7596), (720, 6752), (768, 6330), (844, 5760), (960, 5064), (1055, 4608), (1152, 4220), (1266, 3840), (1280, 3798), (1440, 3376), (1536, 3165), (1688, 2880), (1899, 2560), (1920, 2532), (2110, 2304)]