1273156740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{31159}}^1$

素因数の和:31401

約数の個数: 72

約数和(自身を含む): 3879046080

約数和(自身を除く): 2605889340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 2043, 2270, 2724, 3405, 4086, 4540, 6810, 8172, 10215, 13620, 20430, 31159, 40860, 62318, 93477, 124636, 155795, 186954, 280431, 311590, 373908, 467385, 560862, 623180, 934770, 1121724, 1402155, 1869540, 2804310, 5608620, 7073093, 14146186, 21219279, 28292372, 35365465, 42438558, 63657837, 70730930, 84877116, 106096395, 127315674, 141461860, 212192790, 254631348, 318289185, 424385580, 636578370, 1273156740]

約数ペア:

[(1, 1273156740), (2, 636578370), (3, 424385580), (4, 318289185), (5, 254631348), (6, 212192790), (9, 141461860), (10, 127315674), (12, 106096395), (15, 84877116), (18, 70730930), (20, 63657837), (30, 42438558), (36, 35365465), (45, 28292372), (60, 21219279), (90, 14146186), (180, 7073093), (227, 5608620), (454, 2804310), (681, 1869540), (908, 1402155), (1135, 1121724), (1362, 934770), (2043, 623180), (2270, 560862), (2724, 467385), (3405, 373908), (4086, 311590), (4540, 280431), (6810, 186954), (8172, 155795), (10215, 124636), (13620, 93477), (20430, 62318), (31159, 40860)]