15640506

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 42353280

約数和(自身を除く): 26712774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 49, 54, 63, 69, 98, 126, 138, 147, 161, 189, 207, 257, 294, 322, 378, 414, 441, 483, 514, 621, 771, 882, 966, 1127, 1242, 1323, 1449, 1542, 1799, 2254, 2313, 2646, 2898, 3381, 3598, 4347, 4626, 5397, 5911, 6762, 6939, 8694, 10143, 10794, 11822, 12593, 13878, 16191, 17733, 20286, 25186, 30429, 32382, 35466, 37779, 41377, 48573, 53199, 60858, 75558, 82754, 97146, 106398, 113337, 124131, 159597, 226674, 248262, 289639, 319194, 340011, 372393, 579278, 680022, 744786, 868917, 1117179, 1737834, 2234358, 2606751, 5213502, 7820253, 15640506]

約数ペア:

[(1, 15640506), (2, 7820253), (3, 5213502), (6, 2606751), (7, 2234358), (9, 1737834), (14, 1117179), (18, 868917), (21, 744786), (23, 680022), (27, 579278), (42, 372393), (46, 340011), (49, 319194), (54, 289639), (63, 248262), (69, 226674), (98, 159597), (126, 124131), (138, 113337), (147, 106398), (161, 97146), (189, 82754), (207, 75558), (257, 60858), (294, 53199), (322, 48573), (378, 41377), (414, 37779), (441, 35466), (483, 32382), (514, 30429), (621, 25186), (771, 20286), (882, 17733), (966, 16191), (1127, 13878), (1242, 12593), (1323, 11822), (1449, 10794), (1542, 10143), (1799, 8694), (2254, 6939), (2313, 6762), (2646, 5911), (2898, 5397), (3381, 4626), (3598, 4347)]