84172284

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 256838400

約数和(自身を除く): 172666116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 89, 108, 126, 139, 162, 178, 189, 243, 252, 267, 278, 324, 356, 378, 417, 486, 534, 556, 567, 623, 756, 801, 834, 972, 973, 1068, 1134, 1246, 1251, 1602, 1668, 1701, 1869, 1946, 2268, 2403, 2492, 2502, 2919, 3204, 3402, 3738, 3753, 3892, 4806, 5004, 5607, 5838, 6804, 7209, 7476, 7506, 8757, 9612, 11214, 11259, 11676, 12371, 14418, 15012, 16821, 17514, 21627, 22428, 22518, 24742, 26271, 28836, 33642, 33777, 35028, 37113, 43254, 45036, 49484, 50463, 52542, 67284, 67554, 74226, 78813, 86508, 86597, 100926, 105084, 111339, 135108, 148452, 151389, 157626, 173194, 201852, 222678, 236439, 259791, 302778, 315252, 334017, 346388, 445356, 472878, 519582, 605556, 668034, 779373, 945756, 1002051, 1039164, 1336068, 1558746, 2004102, 2338119, 3006153, 3117492, 4008204, 4676238, 6012306, 7014357, 9352476, 12024612, 14028714, 21043071, 28057428, 42086142, 84172284]

約数ペア:

[(1, 84172284), (2, 42086142), (3, 28057428), (4, 21043071), (6, 14028714), (7, 12024612), (9, 9352476), (12, 7014357), (14, 6012306), (18, 4676238), (21, 4008204), (27, 3117492), (28, 3006153), (36, 2338119), (42, 2004102), (54, 1558746), (63, 1336068), (81, 1039164), (84, 1002051), (89, 945756), (108, 779373), (126, 668034), (139, 605556), (162, 519582), (178, 472878), (189, 445356), (243, 346388), (252, 334017), (267, 315252), (278, 302778), (324, 259791), (356, 236439), (378, 222678), (417, 201852), (486, 173194), (534, 157626), (556, 151389), (567, 148452), (623, 135108), (756, 111339), (801, 105084), (834, 100926), (972, 86597), (973, 86508), (1068, 78813), (1134, 74226), (1246, 67554), (1251, 67284), (1602, 52542), (1668, 50463), (1701, 49484), (1869, 45036), (1946, 43254), (2268, 37113), (2403, 35028), (2492, 33777), (2502, 33642), (2919, 28836), (3204, 26271), (3402, 24742), (3738, 22518), (3753, 22428), (3892, 21627), (4806, 17514), (5004, 16821), (5607, 15012), (5838, 14418), (6804, 12371), (7209, 11676), (7476, 11259), (7506, 11214), (8757, 9612)]