28305270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 84913920

約数和(自身を除く): 56608650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 179, 210, 251, 315, 358, 502, 537, 630, 753, 895, 1074, 1253, 1255, 1506, 1611, 1757, 1790, 2259, 2506, 2510, 2685, 3222, 3514, 3759, 3765, 4518, 5271, 5370, 6265, 7518, 7530, 8055, 8785, 10542, 11277, 11295, 12530, 15813, 16110, 17570, 18795, 22554, 22590, 26355, 31626, 37590, 44929, 52710, 56385, 79065, 89858, 112770, 134787, 158130, 224645, 269574, 314503, 404361, 449290, 629006, 673935, 808722, 943509, 1347870, 1572515, 1887018, 2021805, 2830527, 3145030, 4043610, 4717545, 5661054, 9435090, 14152635, 28305270]

約数ペア:

[(1, 28305270), (2, 14152635), (3, 9435090), (5, 5661054), (6, 4717545), (7, 4043610), (9, 3145030), (10, 2830527), (14, 2021805), (15, 1887018), (18, 1572515), (21, 1347870), (30, 943509), (35, 808722), (42, 673935), (45, 629006), (63, 449290), (70, 404361), (90, 314503), (105, 269574), (126, 224645), (179, 158130), (210, 134787), (251, 112770), (315, 89858), (358, 79065), (502, 56385), (537, 52710), (630, 44929), (753, 37590), (895, 31626), (1074, 26355), (1253, 22590), (1255, 22554), (1506, 18795), (1611, 17570), (1757, 16110), (1790, 15813), (2259, 12530), (2506, 11295), (2510, 11277), (2685, 10542), (3222, 8785), (3514, 8055), (3759, 7530), (3765, 7518), (4518, 6265), (5271, 5370)]