28250880

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{1051}}^1$

素因数の和:1082

約数の個数: 144

約数和(自身を含む): 103213824

約数和(自身を除く): 74962944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1051, 1120, 1280, 1344, 1680, 1792, 1920, 2102, 2240, 2688, 3153, 3360, 3840, 4204, 4480, 5255, 5376, 6306, 6720, 7357, 8408, 8960, 10510, 12612, 13440, 14714, 15765, 16816, 21020, 22071, 25224, 26880, 29428, 31530, 33632, 36785, 42040, 44142, 50448, 58856, 63060, 67264, 73570, 84080, 88284, 100896, 110355, 117712, 126120, 134528, 147140, 168160, 176568, 201792, 220710, 235424, 252240, 269056, 294280, 336320, 353136, 403584, 441420, 470848, 504480, 588560, 672640, 706272, 807168, 882840, 941696, 1008960, 1177120, 1345280, 1412544, 1765680, 1883392, 2017920, 2354240, 2825088, 3531360, 4035840, 4708480, 5650176, 7062720, 9416960, 14125440, 28250880]

約数ペア:

[(1, 28250880), (2, 14125440), (3, 9416960), (4, 7062720), (5, 5650176), (6, 4708480), (7, 4035840), (8, 3531360), (10, 2825088), (12, 2354240), (14, 2017920), (15, 1883392), (16, 1765680), (20, 1412544), (21, 1345280), (24, 1177120), (28, 1008960), (30, 941696), (32, 882840), (35, 807168), (40, 706272), (42, 672640), (48, 588560), (56, 504480), (60, 470848), (64, 441420), (70, 403584), (80, 353136), (84, 336320), (96, 294280), (105, 269056), (112, 252240), (120, 235424), (128, 220710), (140, 201792), (160, 176568), (168, 168160), (192, 147140), (210, 134528), (224, 126120), (240, 117712), (256, 110355), (280, 100896), (320, 88284), (336, 84080), (384, 73570), (420, 67264), (448, 63060), (480, 58856), (560, 50448), (640, 44142), (672, 42040), (768, 36785), (840, 33632), (896, 31530), (960, 29428), (1051, 26880), (1120, 25224), (1280, 22071), (1344, 21020), (1680, 16816), (1792, 15765), (1920, 14714), (2102, 13440), (2240, 12612), (2688, 10510), (3153, 8960), (3360, 8408), (3840, 7357), (4204, 6720), (4480, 6306), (5255, 5376)]