687534480

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{11789}}^1$

素因数の和:11820

約数の個数: 140

約数和(自身を含む): 2396883420

約数和(自身を除く): 1709348940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 11789, 14580, 19440, 23578, 29160, 35367, 47156, 58320, 58945, 70734, 94312, 106101, 117890, 141468, 176835, 188624, 212202, 235780, 282936, 318303, 353670, 424404, 471560, 530505, 565872, 636606, 707340, 848808, 943120, 954909, 1061010, 1273212, 1414680, 1591515, 1697616, 1909818, 2122020, 2546424, 2829360, 2864727, 3183030, 3819636, 4244040, 4774545, 5092848, 5729454, 6366060, 7639272, 8488080, 8594181, 9549090, 11458908, 12732120, 14323635, 15278544, 17188362, 19098180, 22917816, 25464240, 28647270, 34376724, 38196360, 42970905, 45835632, 57294540, 68753448, 76392720, 85941810, 114589080, 137506896, 171883620, 229178160, 343767240, 687534480]

約数ペア:

[(1, 687534480), (2, 343767240), (3, 229178160), (4, 171883620), (5, 137506896), (6, 114589080), (8, 85941810), (9, 76392720), (10, 68753448), (12, 57294540), (15, 45835632), (16, 42970905), (18, 38196360), (20, 34376724), (24, 28647270), (27, 25464240), (30, 22917816), (36, 19098180), (40, 17188362), (45, 15278544), (48, 14323635), (54, 12732120), (60, 11458908), (72, 9549090), (80, 8594181), (81, 8488080), (90, 7639272), (108, 6366060), (120, 5729454), (135, 5092848), (144, 4774545), (162, 4244040), (180, 3819636), (216, 3183030), (240, 2864727), (243, 2829360), (270, 2546424), (324, 2122020), (360, 1909818), (405, 1697616), (432, 1591515), (486, 1414680), (540, 1273212), (648, 1061010), (720, 954909), (729, 943120), (810, 848808), (972, 707340), (1080, 636606), (1215, 565872), (1296, 530505), (1458, 471560), (1620, 424404), (1944, 353670), (2160, 318303), (2430, 282936), (2916, 235780), (3240, 212202), (3645, 188624), (3888, 176835), (4860, 141468), (5832, 117890), (6480, 106101), (7290, 94312), (9720, 70734), (11664, 58945), (11789, 58320), (14580, 47156), (19440, 35367), (23578, 29160)]