287392000

素因数分解:

$2^8\times 5^3\times 7^1\times {\mathrm{1283}}^1$

素因数の和:1321

約数の個数: 144

約数和(自身を含む): 818842752

約数和(自身を除く): 531450752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 256, 280, 320, 350, 400, 448, 500, 560, 640, 700, 800, 875, 896, 1000, 1120, 1280, 1283, 1400, 1600, 1750, 1792, 2000, 2240, 2566, 2800, 3200, 3500, 4000, 4480, 5132, 5600, 6400, 6415, 7000, 8000, 8960, 8981, 10264, 11200, 12830, 14000, 16000, 17962, 20528, 22400, 25660, 28000, 32000, 32075, 35924, 41056, 44800, 44905, 51320, 56000, 64150, 71848, 82112, 89810, 102640, 112000, 128300, 143696, 160375, 164224, 179620, 205280, 224000, 224525, 256600, 287392, 320750, 328448, 359240, 410560, 449050, 513200, 574784, 641500, 718480, 821120, 898100, 1026400, 1122625, 1149568, 1283000, 1436960, 1642240, 1796200, 2052800, 2245250, 2299136, 2566000, 2873920, 3592400, 4105600, 4490500, 5132000, 5747840, 7184800, 8211200, 8981000, 10264000, 11495680, 14369600, 17962000, 20528000, 28739200, 35924000, 41056000, 57478400, 71848000, 143696000, 287392000]

約数ペア:

[(1, 287392000), (2, 143696000), (4, 71848000), (5, 57478400), (7, 41056000), (8, 35924000), (10, 28739200), (14, 20528000), (16, 17962000), (20, 14369600), (25, 11495680), (28, 10264000), (32, 8981000), (35, 8211200), (40, 7184800), (50, 5747840), (56, 5132000), (64, 4490500), (70, 4105600), (80, 3592400), (100, 2873920), (112, 2566000), (125, 2299136), (128, 2245250), (140, 2052800), (160, 1796200), (175, 1642240), (200, 1436960), (224, 1283000), (250, 1149568), (256, 1122625), (280, 1026400), (320, 898100), (350, 821120), (400, 718480), (448, 641500), (500, 574784), (560, 513200), (640, 449050), (700, 410560), (800, 359240), (875, 328448), (896, 320750), (1000, 287392), (1120, 256600), (1280, 224525), (1283, 224000), (1400, 205280), (1600, 179620), (1750, 164224), (1792, 160375), (2000, 143696), (2240, 128300), (2566, 112000), (2800, 102640), (3200, 89810), (3500, 82112), (4000, 71848), (4480, 64150), (5132, 56000), (5600, 51320), (6400, 44905), (6415, 44800), (7000, 41056), (8000, 35924), (8960, 32075), (8981, 32000), (10264, 28000), (11200, 25660), (12830, 22400), (14000, 20528), (16000, 17962)]