161779080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 506004480

約数和(自身を除く): 344225400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 157, 186, 248, 277, 310, 314, 372, 465, 471, 554, 620, 628, 744, 785, 831, 930, 942, 1108, 1240, 1256, 1385, 1570, 1662, 1860, 1884, 2216, 2355, 2770, 3140, 3324, 3720, 3768, 4155, 4710, 4867, 5540, 6280, 6648, 8310, 8587, 9420, 9734, 11080, 14601, 16620, 17174, 18840, 19468, 24335, 25761, 29202, 33240, 34348, 38936, 42935, 43489, 48670, 51522, 58404, 68696, 73005, 85870, 86978, 97340, 103044, 116808, 128805, 130467, 146010, 171740, 173956, 194680, 206088, 217445, 257610, 260934, 292020, 343480, 347912, 434890, 515220, 521868, 584040, 652335, 869780, 1030440, 1043736, 1304670, 1348159, 1739560, 2609340, 2696318, 4044477, 5218680, 5392636, 6740795, 8088954, 10785272, 13481590, 16177908, 20222385, 26963180, 32355816, 40444770, 53926360, 80889540, 161779080]

約数ペア:

[(1, 161779080), (2, 80889540), (3, 53926360), (4, 40444770), (5, 32355816), (6, 26963180), (8, 20222385), (10, 16177908), (12, 13481590), (15, 10785272), (20, 8088954), (24, 6740795), (30, 5392636), (31, 5218680), (40, 4044477), (60, 2696318), (62, 2609340), (93, 1739560), (120, 1348159), (124, 1304670), (155, 1043736), (157, 1030440), (186, 869780), (248, 652335), (277, 584040), (310, 521868), (314, 515220), (372, 434890), (465, 347912), (471, 343480), (554, 292020), (620, 260934), (628, 257610), (744, 217445), (785, 206088), (831, 194680), (930, 173956), (942, 171740), (1108, 146010), (1240, 130467), (1256, 128805), (1385, 116808), (1570, 103044), (1662, 97340), (1860, 86978), (1884, 85870), (2216, 73005), (2355, 68696), (2770, 58404), (3140, 51522), (3324, 48670), (3720, 43489), (3768, 42935), (4155, 38936), (4710, 34348), (4867, 33240), (5540, 29202), (6280, 25761), (6648, 24335), (8310, 19468), (8587, 18840), (9420, 17174), (9734, 16620), (11080, 14601)]