155213820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 494413920

約数和(自身を除く): 339200100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 109, 135, 162, 180, 218, 243, 270, 293, 324, 327, 405, 436, 486, 540, 545, 586, 654, 810, 879, 972, 981, 1090, 1172, 1215, 1308, 1465, 1620, 1635, 1758, 1962, 2180, 2430, 2637, 2930, 2943, 3270, 3516, 3924, 4395, 4860, 4905, 5274, 5860, 5886, 6540, 7911, 8790, 8829, 9810, 10548, 11772, 13185, 14715, 15822, 17580, 17658, 19620, 23733, 26370, 26487, 29430, 31644, 31937, 35316, 39555, 44145, 47466, 52740, 52974, 58860, 63874, 71199, 79110, 88290, 94932, 95811, 105948, 118665, 127748, 132435, 142398, 158220, 159685, 176580, 191622, 237330, 264870, 284796, 287433, 319370, 355995, 383244, 474660, 479055, 529740, 574866, 638740, 711990, 862299, 958110, 1149732, 1423980, 1437165, 1724598, 1916220, 2586897, 2874330, 3449196, 4311495, 5173794, 5748660, 7760691, 8622990, 10347588, 12934485, 15521382, 17245980, 25868970, 31042764, 38803455, 51737940, 77606910, 155213820]

約数ペア:

[(1, 155213820), (2, 77606910), (3, 51737940), (4, 38803455), (5, 31042764), (6, 25868970), (9, 17245980), (10, 15521382), (12, 12934485), (15, 10347588), (18, 8622990), (20, 7760691), (27, 5748660), (30, 5173794), (36, 4311495), (45, 3449196), (54, 2874330), (60, 2586897), (81, 1916220), (90, 1724598), (108, 1437165), (109, 1423980), (135, 1149732), (162, 958110), (180, 862299), (218, 711990), (243, 638740), (270, 574866), (293, 529740), (324, 479055), (327, 474660), (405, 383244), (436, 355995), (486, 319370), (540, 287433), (545, 284796), (586, 264870), (654, 237330), (810, 191622), (879, 176580), (972, 159685), (981, 158220), (1090, 142398), (1172, 132435), (1215, 127748), (1308, 118665), (1465, 105948), (1620, 95811), (1635, 94932), (1758, 88290), (1962, 79110), (2180, 71199), (2430, 63874), (2637, 58860), (2930, 52974), (2943, 52740), (3270, 47466), (3516, 44145), (3924, 39555), (4395, 35316), (4860, 31937), (4905, 31644), (5274, 29430), (5860, 26487), (5886, 26370), (6540, 23733), (7911, 19620), (8790, 17658), (8829, 17580), (9810, 15822), (10548, 14715), (11772, 13185)]