79645720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1409

約数の個数: 128

約数和(自身を含む): 235353600

約数和(自身を除く): 155707880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 88, 95, 110, 133, 140, 152, 154, 190, 209, 220, 266, 280, 308, 380, 385, 418, 440, 532, 616, 665, 760, 770, 836, 1045, 1064, 1330, 1361, 1463, 1540, 1672, 2090, 2660, 2722, 2926, 3080, 4180, 5320, 5444, 5852, 6805, 7315, 8360, 9527, 10888, 11704, 13610, 14630, 14971, 19054, 25859, 27220, 29260, 29942, 38108, 47635, 51718, 54440, 58520, 59884, 74855, 76216, 95270, 103436, 104797, 119768, 129295, 149710, 181013, 190540, 206872, 209594, 258590, 284449, 299420, 362026, 381080, 419188, 517180, 523985, 568898, 598840, 724052, 838376, 905065, 1034360, 1047970, 1137796, 1422245, 1448104, 1810130, 1991143, 2095940, 2275592, 2844490, 3620260, 3982286, 4191880, 5688980, 7240520, 7964572, 9955715, 11377960, 15929144, 19911430, 39822860, 79645720]

約数ペア:

[(1, 79645720), (2, 39822860), (4, 19911430), (5, 15929144), (7, 11377960), (8, 9955715), (10, 7964572), (11, 7240520), (14, 5688980), (19, 4191880), (20, 3982286), (22, 3620260), (28, 2844490), (35, 2275592), (38, 2095940), (40, 1991143), (44, 1810130), (55, 1448104), (56, 1422245), (70, 1137796), (76, 1047970), (77, 1034360), (88, 905065), (95, 838376), (110, 724052), (133, 598840), (140, 568898), (152, 523985), (154, 517180), (190, 419188), (209, 381080), (220, 362026), (266, 299420), (280, 284449), (308, 258590), (380, 209594), (385, 206872), (418, 190540), (440, 181013), (532, 149710), (616, 129295), (665, 119768), (760, 104797), (770, 103436), (836, 95270), (1045, 76216), (1064, 74855), (1330, 59884), (1361, 58520), (1463, 54440), (1540, 51718), (1672, 47635), (2090, 38108), (2660, 29942), (2722, 29260), (2926, 27220), (3080, 25859), (4180, 19054), (5320, 14971), (5444, 14630), (5852, 13610), (6805, 11704), (7315, 10888), (8360, 9527)]