1380384180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{121727}}^1$

素因数の和:121755

約数の個数: 120

約数和(自身を含む): 4948973568

約数和(自身を除く): 3568589388

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 121727, 243454, 365181, 486908, 608635, 730362, 852089, 1095543, 1217270, 1460724, 1704178, 1825905, 2191086, 2434540, 2556267, 3286629, 3408356, 3651810, 4260445, 4382172, 5112534, 5477715, 6573258, 7303620, 7668801, 8520890, 9859887, 10225068, 10955430, 12781335, 13146516, 15337602, 16433145, 17041780, 19719774, 21910860, 23006403, 25562670, 30675204, 32866290, 38344005, 39439548, 46012806, 49299435, 51125340, 65732580, 69019209, 76688010, 92025612, 98598870, 115032015, 138038418, 153376020, 197197740, 230064030, 276076836, 345096045, 460128060, 690192090, 1380384180]

約数ペア:

[(1, 1380384180), (2, 690192090), (3, 460128060), (4, 345096045), (5, 276076836), (6, 230064030), (7, 197197740), (9, 153376020), (10, 138038418), (12, 115032015), (14, 98598870), (15, 92025612), (18, 76688010), (20, 69019209), (21, 65732580), (27, 51125340), (28, 49299435), (30, 46012806), (35, 39439548), (36, 38344005), (42, 32866290), (45, 30675204), (54, 25562670), (60, 23006403), (63, 21910860), (70, 19719774), (81, 17041780), (84, 16433145), (90, 15337602), (105, 13146516), (108, 12781335), (126, 10955430), (135, 10225068), (140, 9859887), (162, 8520890), (180, 7668801), (189, 7303620), (210, 6573258), (252, 5477715), (270, 5112534), (315, 4382172), (324, 4260445), (378, 3651810), (405, 3408356), (420, 3286629), (540, 2556267), (567, 2434540), (630, 2191086), (756, 1825905), (810, 1704178), (945, 1460724), (1134, 1217270), (1260, 1095543), (1620, 852089), (1890, 730362), (2268, 608635), (2835, 486908), (3780, 365181), (5670, 243454), (11340, 121727)]