196493920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 549164448

約数和(自身を除く): 352670528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 353, 355, 392, 490, 497, 560, 568, 706, 710, 784, 980, 994, 1120, 1136, 1412, 1420, 1568, 1765, 1960, 1988, 2272, 2471, 2485, 2824, 2840, 3479, 3530, 3920, 3976, 4942, 4970, 5648, 5680, 6958, 7060, 7840, 7952, 9884, 9940, 11296, 11360, 12355, 13916, 14120, 15904, 17297, 17395, 19768, 19880, 24710, 25063, 27832, 28240, 34594, 34790, 39536, 39760, 49420, 50126, 55664, 56480, 69188, 69580, 79072, 79520, 86485, 98840, 100252, 111328, 125315, 138376, 139160, 172970, 175441, 197680, 200504, 250630, 276752, 278320, 345940, 350882, 395360, 401008, 501260, 553504, 556640, 691880, 701764, 802016, 877205, 1002520, 1228087, 1383760, 1403528, 1754410, 2005040, 2456174, 2767520, 2807056, 3508820, 4010080, 4912348, 5614112, 6140435, 7017640, 9824696, 12280870, 14035280, 19649392, 24561740, 28070560, 39298784, 49123480, 98246960, 196493920]

約数ペア:

[(1, 196493920), (2, 98246960), (4, 49123480), (5, 39298784), (7, 28070560), (8, 24561740), (10, 19649392), (14, 14035280), (16, 12280870), (20, 9824696), (28, 7017640), (32, 6140435), (35, 5614112), (40, 4912348), (49, 4010080), (56, 3508820), (70, 2807056), (71, 2767520), (80, 2456174), (98, 2005040), (112, 1754410), (140, 1403528), (142, 1383760), (160, 1228087), (196, 1002520), (224, 877205), (245, 802016), (280, 701764), (284, 691880), (353, 556640), (355, 553504), (392, 501260), (490, 401008), (497, 395360), (560, 350882), (568, 345940), (706, 278320), (710, 276752), (784, 250630), (980, 200504), (994, 197680), (1120, 175441), (1136, 172970), (1412, 139160), (1420, 138376), (1568, 125315), (1765, 111328), (1960, 100252), (1988, 98840), (2272, 86485), (2471, 79520), (2485, 79072), (2824, 69580), (2840, 69188), (3479, 56480), (3530, 55664), (3920, 50126), (3976, 49420), (4942, 39760), (4970, 39536), (5648, 34790), (5680, 34594), (6958, 28240), (7060, 27832), (7840, 25063), (7952, 24710), (9884, 19880), (9940, 19768), (11296, 17395), (11360, 17297), (12355, 15904), (13916, 14120)]