15781854720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9739}}^1$

素因数の和:9976

約数の個数: 160

約数和(自身を含む): 50696933760

約数和(自身を除く): 34915079040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 211, 240, 256, 320, 384, 422, 480, 512, 633, 640, 768, 844, 960, 1055, 1266, 1280, 1536, 1688, 1920, 2110, 2532, 2560, 3165, 3376, 3840, 4220, 5064, 6330, 6752, 7680, 8440, 9739, 10128, 12660, 13504, 16880, 19478, 20256, 25320, 27008, 29217, 33760, 38956, 40512, 48695, 50640, 54016, 58434, 67520, 77912, 81024, 97390, 101280, 108032, 116868, 135040, 146085, 155824, 162048, 194780, 202560, 233736, 270080, 292170, 311648, 324096, 389560, 405120, 467472, 540160, 584340, 623296, 779120, 810240, 934944, 1168680, 1246592, 1558240, 1620480, 1869888, 2054929, 2337360, 2493184, 3116480, 3739776, 4109858, 4674720, 4986368, 6164787, 6232960, 7479552, 8219716, 9349440, 10274645, 12329574, 12465920, 14959104, 16439432, 18698880, 20549290, 24659148, 24931840, 30823935, 32878864, 37397760, 41098580, 49318296, 61647870, 65757728, 74795520, 82197160, 98636592, 123295740, 131515456, 164394320, 197273184, 246591480, 263030912, 328788640, 394546368, 493182960, 526061824, 657577280, 789092736, 986365920, 1052123648, 1315154560, 1578185472, 1972731840, 2630309120, 3156370944, 3945463680, 5260618240, 7890927360, 15781854720]

約数ペア:

[(1, 15781854720), (2, 7890927360), (3, 5260618240), (4, 3945463680), (5, 3156370944), (6, 2630309120), (8, 1972731840), (10, 1578185472), (12, 1315154560), (15, 1052123648), (16, 986365920), (20, 789092736), (24, 657577280), (30, 526061824), (32, 493182960), (40, 394546368), (48, 328788640), (60, 263030912), (64, 246591480), (80, 197273184), (96, 164394320), (120, 131515456), (128, 123295740), (160, 98636592), (192, 82197160), (211, 74795520), (240, 65757728), (256, 61647870), (320, 49318296), (384, 41098580), (422, 37397760), (480, 32878864), (512, 30823935), (633, 24931840), (640, 24659148), (768, 20549290), (844, 18698880), (960, 16439432), (1055, 14959104), (1266, 12465920), (1280, 12329574), (1536, 10274645), (1688, 9349440), (1920, 8219716), (2110, 7479552), (2532, 6232960), (2560, 6164787), (3165, 4986368), (3376, 4674720), (3840, 4109858), (4220, 3739776), (5064, 3116480), (6330, 2493184), (6752, 2337360), (7680, 2054929), (8440, 1869888), (9739, 1620480), (10128, 1558240), (12660, 1246592), (13504, 1168680), (16880, 934944), (19478, 810240), (20256, 779120), (25320, 623296), (27008, 584340), (29217, 540160), (33760, 467472), (38956, 405120), (40512, 389560), (48695, 324096), (50640, 311648), (54016, 292170), (58434, 270080), (67520, 233736), (77912, 202560), (81024, 194780), (97390, 162048), (101280, 155824), (108032, 146085), (116868, 135040)]