178853920

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{3259}}^1$

素因数の和:3295

約数の個数: 96

約数和(自身を含む): 492912000

約数和(自身を除く): 314058080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2744, 3259, 3430, 3920, 5488, 6518, 6860, 7840, 10976, 13036, 13720, 16295, 22813, 26072, 27440, 32590, 45626, 52144, 54880, 65180, 91252, 104288, 114065, 130360, 159691, 182504, 228130, 260720, 319382, 365008, 456260, 521440, 638764, 730016, 798455, 912520, 1117837, 1277528, 1596910, 1825040, 2235674, 2555056, 3193820, 3650080, 4471348, 5110112, 5589185, 6387640, 8942696, 11178370, 12775280, 17885392, 22356740, 25550560, 35770784, 44713480, 89426960, 178853920]

約数ペア:

[(1, 178853920), (2, 89426960), (4, 44713480), (5, 35770784), (7, 25550560), (8, 22356740), (10, 17885392), (14, 12775280), (16, 11178370), (20, 8942696), (28, 6387640), (32, 5589185), (35, 5110112), (40, 4471348), (49, 3650080), (56, 3193820), (70, 2555056), (80, 2235674), (98, 1825040), (112, 1596910), (140, 1277528), (160, 1117837), (196, 912520), (224, 798455), (245, 730016), (280, 638764), (343, 521440), (392, 456260), (490, 365008), (560, 319382), (686, 260720), (784, 228130), (980, 182504), (1120, 159691), (1372, 130360), (1568, 114065), (1715, 104288), (1960, 91252), (2744, 65180), (3259, 54880), (3430, 52144), (3920, 45626), (5488, 32590), (6518, 27440), (6860, 26072), (7840, 22813), (10976, 16295), (13036, 13720)]