7978800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 26216080

約数和(自身を除く): 18237280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 61, 75, 80, 100, 109, 120, 122, 150, 183, 200, 218, 240, 244, 300, 305, 327, 366, 400, 436, 488, 545, 600, 610, 654, 732, 872, 915, 976, 1090, 1200, 1220, 1308, 1464, 1525, 1635, 1744, 1830, 2180, 2440, 2616, 2725, 2928, 3050, 3270, 3660, 4360, 4575, 4880, 5232, 5450, 6100, 6540, 6649, 7320, 8175, 8720, 9150, 10900, 12200, 13080, 13298, 14640, 16350, 18300, 19947, 21800, 24400, 26160, 26596, 32700, 33245, 36600, 39894, 43600, 53192, 65400, 66490, 73200, 79788, 99735, 106384, 130800, 132980, 159576, 166225, 199470, 265960, 319152, 332450, 398940, 498675, 531920, 664900, 797880, 997350, 1329800, 1595760, 1994700, 2659600, 3989400, 7978800]

約数ペア:

[(1, 7978800), (2, 3989400), (3, 2659600), (4, 1994700), (5, 1595760), (6, 1329800), (8, 997350), (10, 797880), (12, 664900), (15, 531920), (16, 498675), (20, 398940), (24, 332450), (25, 319152), (30, 265960), (40, 199470), (48, 166225), (50, 159576), (60, 132980), (61, 130800), (75, 106384), (80, 99735), (100, 79788), (109, 73200), (120, 66490), (122, 65400), (150, 53192), (183, 43600), (200, 39894), (218, 36600), (240, 33245), (244, 32700), (300, 26596), (305, 26160), (327, 24400), (366, 21800), (400, 19947), (436, 18300), (488, 16350), (545, 14640), (600, 13298), (610, 13080), (654, 12200), (732, 10900), (872, 9150), (915, 8720), (976, 8175), (1090, 7320), (1200, 6649), (1220, 6540), (1308, 6100), (1464, 5450), (1525, 5232), (1635, 4880), (1744, 4575), (1830, 4360), (2180, 3660), (2440, 3270), (2616, 3050), (2725, 2928)]