387968000

素因数分解:

$2^{10}\times 5^3\times 7^1\times {\mathrm{433}}^1$

素因数の和:475

約数の個数: 176

約数和(自身を含む): 1108720704

約数和(自身を除く): 720752704

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, 433, 448, 500, 512, 560, 640, 700, 800, 866, 875, 896, 1000, 1024, 1120, 1280, 1400, 1600, 1732, 1750, 1792, 2000, 2165, 2240, 2560, 2800, 3031, 3200, 3464, 3500, 3584, 4000, 4330, 4480, 5120, 5600, 6062, 6400, 6928, 7000, 7168, 8000, 8660, 8960, 10825, 11200, 12124, 12800, 13856, 14000, 15155, 16000, 17320, 17920, 21650, 22400, 24248, 25600, 27712, 28000, 30310, 32000, 34640, 35840, 43300, 44800, 48496, 54125, 55424, 56000, 60620, 64000, 69280, 75775, 86600, 89600, 96992, 108250, 110848, 112000, 121240, 128000, 138560, 151550, 173200, 179200, 193984, 216500, 221696, 224000, 242480, 277120, 303100, 346400, 378875, 387968, 433000, 443392, 448000, 484960, 554240, 606200, 692800, 757750, 775936, 866000, 896000, 969920, 1108480, 1212400, 1385600, 1515500, 1551872, 1732000, 1939840, 2216960, 2424800, 2771200, 3031000, 3103744, 3464000, 3879680, 4849600, 5542400, 6062000, 6928000, 7759360, 9699200, 11084800, 12124000, 13856000, 15518720, 19398400, 24248000, 27712000, 38796800, 48496000, 55424000, 77593600, 96992000, 193984000, 387968000]

約数ペア:

[(1, 387968000), (2, 193984000), (4, 96992000), (5, 77593600), (7, 55424000), (8, 48496000), (10, 38796800), (14, 27712000), (16, 24248000), (20, 19398400), (25, 15518720), (28, 13856000), (32, 12124000), (35, 11084800), (40, 9699200), (50, 7759360), (56, 6928000), (64, 6062000), (70, 5542400), (80, 4849600), (100, 3879680), (112, 3464000), (125, 3103744), (128, 3031000), (140, 2771200), (160, 2424800), (175, 2216960), (200, 1939840), (224, 1732000), (250, 1551872), (256, 1515500), (280, 1385600), (320, 1212400), (350, 1108480), (400, 969920), (433, 896000), (448, 866000), (500, 775936), (512, 757750), (560, 692800), (640, 606200), (700, 554240), (800, 484960), (866, 448000), (875, 443392), (896, 433000), (1000, 387968), (1024, 378875), (1120, 346400), (1280, 303100), (1400, 277120), (1600, 242480), (1732, 224000), (1750, 221696), (1792, 216500), (2000, 193984), (2165, 179200), (2240, 173200), (2560, 151550), (2800, 138560), (3031, 128000), (3200, 121240), (3464, 112000), (3500, 110848), (3584, 108250), (4000, 96992), (4330, 89600), (4480, 86600), (5120, 75775), (5600, 69280), (6062, 64000), (6400, 60620), (6928, 56000), (7000, 55424), (7168, 54125), (8000, 48496), (8660, 44800), (8960, 43300), (10825, 35840), (11200, 34640), (12124, 32000), (12800, 30310), (13856, 28000), (14000, 27712), (15155, 25600), (16000, 24248), (17320, 22400), (17920, 21650)]