155780800

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{1987}}^1$

素因数の和:2023

約数の個数: 126

約数和(自身を含む): 446125092

約数和(自身を除く): 290344292

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1600, 1960, 1987, 2240, 2450, 2800, 3136, 3920, 3974, 4900, 5600, 7840, 7948, 9800, 9935, 11200, 13909, 15680, 15896, 19600, 19870, 27818, 31792, 39200, 39740, 49675, 55636, 63584, 69545, 78400, 79480, 97363, 99350, 111272, 127168, 139090, 158960, 194726, 198700, 222544, 278180, 317920, 347725, 389452, 397400, 445088, 486815, 556360, 635840, 695450, 778904, 794800, 890176, 973630, 1112720, 1390900, 1557808, 1589600, 1947260, 2225440, 2434075, 2781800, 3115616, 3179200, 3894520, 4450880, 4868150, 5563600, 6231232, 7789040, 9736300, 11127200, 15578080, 19472600, 22254400, 31156160, 38945200, 77890400, 155780800]

約数ペア:

[(1, 155780800), (2, 77890400), (4, 38945200), (5, 31156160), (7, 22254400), (8, 19472600), (10, 15578080), (14, 11127200), (16, 9736300), (20, 7789040), (25, 6231232), (28, 5563600), (32, 4868150), (35, 4450880), (40, 3894520), (49, 3179200), (50, 3115616), (56, 2781800), (64, 2434075), (70, 2225440), (80, 1947260), (98, 1589600), (100, 1557808), (112, 1390900), (140, 1112720), (160, 973630), (175, 890176), (196, 794800), (200, 778904), (224, 695450), (245, 635840), (280, 556360), (320, 486815), (350, 445088), (392, 397400), (400, 389452), (448, 347725), (490, 317920), (560, 278180), (700, 222544), (784, 198700), (800, 194726), (980, 158960), (1120, 139090), (1225, 127168), (1400, 111272), (1568, 99350), (1600, 97363), (1960, 79480), (1987, 78400), (2240, 69545), (2450, 63584), (2800, 55636), (3136, 49675), (3920, 39740), (3974, 39200), (4900, 31792), (5600, 27818), (7840, 19870), (7948, 19600), (9800, 15896), (9935, 15680), (11200, 13909)]