51948540

素因数分解:

$2^2\times 3^6\times 5^1\times 7^1\times {\mathrm{509}}^1$

素因数の和:543

約数の個数: 168

約数和(自身を含む): 187296480

約数和(自身を除く): 135347940

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, 243, 252, 270, 315, 324, 378, 405, 420, 486, 509, 540, 567, 630, 729, 756, 810, 945, 972, 1018, 1134, 1215, 1260, 1458, 1527, 1620, 1701, 1890, 2036, 2268, 2430, 2545, 2835, 2916, 3054, 3402, 3563, 3645, 3780, 4581, 4860, 5090, 5103, 5670, 6108, 6804, 7126, 7290, 7635, 8505, 9162, 10180, 10206, 10689, 11340, 13743, 14252, 14580, 15270, 17010, 17815, 18324, 20412, 21378, 22905, 25515, 27486, 30540, 32067, 34020, 35630, 41229, 42756, 45810, 51030, 53445, 54972, 64134, 68715, 71260, 82458, 91620, 96201, 102060, 106890, 123687, 128268, 137430, 160335, 164916, 192402, 206145, 213780, 247374, 274860, 288603, 320670, 371061, 384804, 412290, 481005, 494748, 577206, 618435, 641340, 742122, 824580, 865809, 962010, 1154412, 1236870, 1443015, 1484244, 1731618, 1855305, 1924020, 2473740, 2597427, 2886030, 3463236, 3710610, 4329045, 5194854, 5772060, 7421220, 8658090, 10389708, 12987135, 17316180, 25974270, 51948540]

約数ペア:

[(1, 51948540), (2, 25974270), (3, 17316180), (4, 12987135), (5, 10389708), (6, 8658090), (7, 7421220), (9, 5772060), (10, 5194854), (12, 4329045), (14, 3710610), (15, 3463236), (18, 2886030), (20, 2597427), (21, 2473740), (27, 1924020), (28, 1855305), (30, 1731618), (35, 1484244), (36, 1443015), (42, 1236870), (45, 1154412), (54, 962010), (60, 865809), (63, 824580), (70, 742122), (81, 641340), (84, 618435), (90, 577206), (105, 494748), (108, 481005), (126, 412290), (135, 384804), (140, 371061), (162, 320670), (180, 288603), (189, 274860), (210, 247374), (243, 213780), (252, 206145), (270, 192402), (315, 164916), (324, 160335), (378, 137430), (405, 128268), (420, 123687), (486, 106890), (509, 102060), (540, 96201), (567, 91620), (630, 82458), (729, 71260), (756, 68715), (810, 64134), (945, 54972), (972, 53445), (1018, 51030), (1134, 45810), (1215, 42756), (1260, 41229), (1458, 35630), (1527, 34020), (1620, 32067), (1701, 30540), (1890, 27486), (2036, 25515), (2268, 22905), (2430, 21378), (2545, 20412), (2835, 18324), (2916, 17815), (3054, 17010), (3402, 15270), (3563, 14580), (3645, 14252), (3780, 13743), (4581, 11340), (4860, 10689), (5090, 10206), (5103, 10180), (5670, 9162), (6108, 8505), (6804, 7635), (7126, 7290)]