1154174720

素因数分解:

$2^8\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1429}}^1$

素因数の和:2081

約数の個数: 72

約数和(自身を含む): 2770928160

約数和(自身を除く): 1616753440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 631, 640, 1262, 1280, 1429, 2524, 2858, 3155, 5048, 5716, 6310, 7145, 10096, 11432, 12620, 14290, 20192, 22864, 25240, 28580, 40384, 45728, 50480, 57160, 80768, 91456, 100960, 114320, 161536, 182912, 201920, 228640, 365824, 403840, 457280, 807680, 901699, 914560, 1803398, 1829120, 3606796, 4508495, 7213592, 9016990, 14427184, 18033980, 28854368, 36067960, 57708736, 72135920, 115417472, 144271840, 230834944, 288543680, 577087360, 1154174720]

約数ペア:

[(1, 1154174720), (2, 577087360), (4, 288543680), (5, 230834944), (8, 144271840), (10, 115417472), (16, 72135920), (20, 57708736), (32, 36067960), (40, 28854368), (64, 18033980), (80, 14427184), (128, 9016990), (160, 7213592), (256, 4508495), (320, 3606796), (631, 1829120), (640, 1803398), (1262, 914560), (1280, 901699), (1429, 807680), (2524, 457280), (2858, 403840), (3155, 365824), (5048, 228640), (5716, 201920), (6310, 182912), (7145, 161536), (10096, 114320), (11432, 100960), (12620, 91456), (14290, 80768), (20192, 57160), (22864, 50480), (25240, 45728), (28580, 40384)]