138414420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2051

約数の個数: 120

約数和(自身を含む): 444532704

約数和(自身を除く): 306118284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 81, 86, 90, 108, 129, 135, 162, 172, 180, 215, 258, 270, 324, 387, 405, 430, 516, 540, 645, 774, 810, 860, 1161, 1290, 1548, 1620, 1935, 1987, 2322, 2580, 3483, 3870, 3974, 4644, 5805, 5961, 6966, 7740, 7948, 9935, 11610, 11922, 13932, 17415, 17883, 19870, 23220, 23844, 29805, 34830, 35766, 39740, 53649, 59610, 69660, 71532, 85441, 89415, 107298, 119220, 160947, 170882, 178830, 214596, 256323, 268245, 321894, 341764, 357660, 427205, 512646, 536490, 643788, 768969, 804735, 854410, 1025292, 1072980, 1281615, 1537938, 1609470, 1708820, 2306907, 2563230, 3075876, 3218940, 3844845, 4613814, 5126460, 6920721, 7689690, 9227628, 11534535, 13841442, 15379380, 23069070, 27682884, 34603605, 46138140, 69207210, 138414420]

約数ペア:

[(1, 138414420), (2, 69207210), (3, 46138140), (4, 34603605), (5, 27682884), (6, 23069070), (9, 15379380), (10, 13841442), (12, 11534535), (15, 9227628), (18, 7689690), (20, 6920721), (27, 5126460), (30, 4613814), (36, 3844845), (43, 3218940), (45, 3075876), (54, 2563230), (60, 2306907), (81, 1708820), (86, 1609470), (90, 1537938), (108, 1281615), (129, 1072980), (135, 1025292), (162, 854410), (172, 804735), (180, 768969), (215, 643788), (258, 536490), (270, 512646), (324, 427205), (387, 357660), (405, 341764), (430, 321894), (516, 268245), (540, 256323), (645, 214596), (774, 178830), (810, 170882), (860, 160947), (1161, 119220), (1290, 107298), (1548, 89415), (1620, 85441), (1935, 71532), (1987, 69660), (2322, 59610), (2580, 53649), (3483, 39740), (3870, 35766), (3974, 34830), (4644, 29805), (5805, 23844), (5961, 23220), (6966, 19870), (7740, 17883), (7948, 17415), (9935, 13932), (11610, 11922)]