28358400

素因数分解:

$2^8\times 3^1\times 5^2\times 7^1\times {\mathrm{211}}^1$

素因数の和:247

約数の個数: 216

約数和(自身を含む): 107465344

約数和(自身を除く): 79106944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 211, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 422, 448, 480, 525, 560, 600, 633, 640, 672, 700, 768, 800, 840, 844, 896, 960, 1050, 1055, 1120, 1200, 1266, 1280, 1344, 1400, 1477, 1600, 1680, 1688, 1792, 1920, 2100, 2110, 2240, 2400, 2532, 2688, 2800, 2954, 3165, 3200, 3360, 3376, 3840, 4200, 4220, 4431, 4480, 4800, 5064, 5275, 5376, 5600, 5908, 6330, 6400, 6720, 6752, 7385, 8400, 8440, 8862, 8960, 9600, 10128, 10550, 11200, 11816, 12660, 13440, 13504, 14770, 15825, 16800, 16880, 17724, 19200, 20256, 21100, 22155, 22400, 23632, 25320, 26880, 27008, 29540, 31650, 33600, 33760, 35448, 36925, 40512, 42200, 44310, 44800, 47264, 50640, 54016, 59080, 63300, 67200, 67520, 70896, 73850, 81024, 84400, 88620, 94528, 101280, 110775, 118160, 126600, 134400, 135040, 141792, 147700, 162048, 168800, 177240, 189056, 202560, 221550, 236320, 253200, 270080, 283584, 295400, 337600, 354480, 378112, 405120, 443100, 472640, 506400, 567168, 590800, 675200, 708960, 810240, 886200, 945280, 1012800, 1134336, 1181600, 1350400, 1417920, 1772400, 1890560, 2025600, 2363200, 2835840, 3544800, 4051200, 4726400, 5671680, 7089600, 9452800, 14179200, 28358400]

約数ペア:

[(1, 28358400), (2, 14179200), (3, 9452800), (4, 7089600), (5, 5671680), (6, 4726400), (7, 4051200), (8, 3544800), (10, 2835840), (12, 2363200), (14, 2025600), (15, 1890560), (16, 1772400), (20, 1417920), (21, 1350400), (24, 1181600), (25, 1134336), (28, 1012800), (30, 945280), (32, 886200), (35, 810240), (40, 708960), (42, 675200), (48, 590800), (50, 567168), (56, 506400), (60, 472640), (64, 443100), (70, 405120), (75, 378112), (80, 354480), (84, 337600), (96, 295400), (100, 283584), (105, 270080), (112, 253200), (120, 236320), (128, 221550), (140, 202560), (150, 189056), (160, 177240), (168, 168800), (175, 162048), (192, 147700), (200, 141792), (210, 135040), (211, 134400), (224, 126600), (240, 118160), (256, 110775), (280, 101280), (300, 94528), (320, 88620), (336, 84400), (350, 81024), (384, 73850), (400, 70896), (420, 67520), (422, 67200), (448, 63300), (480, 59080), (525, 54016), (560, 50640), (600, 47264), (633, 44800), (640, 44310), (672, 42200), (700, 40512), (768, 36925), (800, 35448), (840, 33760), (844, 33600), (896, 31650), (960, 29540), (1050, 27008), (1055, 26880), (1120, 25320), (1200, 23632), (1266, 22400), (1280, 22155), (1344, 21100), (1400, 20256), (1477, 19200), (1600, 17724), (1680, 16880), (1688, 16800), (1792, 15825), (1920, 14770), (2100, 13504), (2110, 13440), (2240, 12660), (2400, 11816), (2532, 11200), (2688, 10550), (2800, 10128), (2954, 9600), (3165, 8960), (3200, 8862), (3360, 8440), (3376, 8400), (3840, 7385), (4200, 6752), (4220, 6720), (4431, 6400), (4480, 6330), (4800, 5908), (5064, 5600), (5275, 5376)]