448002560

素因数分解:

$2^9\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1259}}^1$

素因数の和:1421

約数の個数: 80

約数和(自身を含む): 1082743200

約数和(自身を除く): 634740640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 256, 278, 320, 512, 556, 640, 695, 1112, 1259, 1280, 1390, 2224, 2518, 2560, 2780, 4448, 5036, 5560, 6295, 8896, 10072, 11120, 12590, 17792, 20144, 22240, 25180, 35584, 40288, 44480, 50360, 71168, 80576, 88960, 100720, 161152, 175001, 177920, 201440, 322304, 350002, 355840, 402880, 644608, 700004, 805760, 875005, 1400008, 1611520, 1750010, 2800016, 3223040, 3500020, 5600032, 7000040, 11200064, 14000080, 22400128, 28000160, 44800256, 56000320, 89600512, 112000640, 224001280, 448002560]

約数ペア:

[(1, 448002560), (2, 224001280), (4, 112000640), (5, 89600512), (8, 56000320), (10, 44800256), (16, 28000160), (20, 22400128), (32, 14000080), (40, 11200064), (64, 7000040), (80, 5600032), (128, 3500020), (139, 3223040), (160, 2800016), (256, 1750010), (278, 1611520), (320, 1400008), (512, 875005), (556, 805760), (640, 700004), (695, 644608), (1112, 402880), (1259, 355840), (1280, 350002), (1390, 322304), (2224, 201440), (2518, 177920), (2560, 175001), (2780, 161152), (4448, 100720), (5036, 88960), (5560, 80576), (6295, 71168), (8896, 50360), (10072, 44480), (11120, 40288), (12590, 35584), (17792, 25180), (20144, 22240)]