225612800

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{1259}}^1$

素因数の和:1296

約数の個数: 132

約数和(自身を含む): 639646560

約数和(自身を除く): 414033760

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, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 512, 560, 640, 700, 800, 896, 1024, 1120, 1259, 1280, 1400, 1600, 1792, 2240, 2518, 2560, 2800, 3200, 3584, 4480, 5036, 5120, 5600, 6295, 6400, 7168, 8813, 8960, 10072, 11200, 12590, 12800, 17626, 17920, 20144, 22400, 25180, 25600, 31475, 35252, 35840, 40288, 44065, 44800, 50360, 62950, 70504, 80576, 88130, 89600, 100720, 125900, 141008, 161152, 176260, 179200, 201440, 220325, 251800, 282016, 322304, 352520, 402880, 440650, 503600, 564032, 644608, 705040, 805760, 881300, 1007200, 1128064, 1289216, 1410080, 1611520, 1762600, 2014400, 2256128, 2820160, 3223040, 3525200, 4028800, 4512256, 5640320, 6446080, 7050400, 8057600, 9024512, 11280640, 14100800, 16115200, 22561280, 28201600, 32230400, 45122560, 56403200, 112806400, 225612800]

約数ペア:

[(1, 225612800), (2, 112806400), (4, 56403200), (5, 45122560), (7, 32230400), (8, 28201600), (10, 22561280), (14, 16115200), (16, 14100800), (20, 11280640), (25, 9024512), (28, 8057600), (32, 7050400), (35, 6446080), (40, 5640320), (50, 4512256), (56, 4028800), (64, 3525200), (70, 3223040), (80, 2820160), (100, 2256128), (112, 2014400), (128, 1762600), (140, 1611520), (160, 1410080), (175, 1289216), (200, 1128064), (224, 1007200), (256, 881300), (280, 805760), (320, 705040), (350, 644608), (400, 564032), (448, 503600), (512, 440650), (560, 402880), (640, 352520), (700, 322304), (800, 282016), (896, 251800), (1024, 220325), (1120, 201440), (1259, 179200), (1280, 176260), (1400, 161152), (1600, 141008), (1792, 125900), (2240, 100720), (2518, 89600), (2560, 88130), (2800, 80576), (3200, 70504), (3584, 62950), (4480, 50360), (5036, 44800), (5120, 44065), (5600, 40288), (6295, 35840), (6400, 35252), (7168, 31475), (8813, 25600), (8960, 25180), (10072, 22400), (11200, 20144), (12590, 17920), (12800, 17626)]