285443288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 638668800

約数和(自身を除く): 353225512

約数列:

[1, 2, 4, 8, 13, 26, 29, 31, 43, 52, 58, 62, 71, 86, 104, 116, 124, 142, 172, 232, 248, 284, 344, 377, 403, 559, 568, 754, 806, 899, 923, 1118, 1247, 1333, 1508, 1612, 1798, 1846, 2059, 2201, 2236, 2494, 2666, 3016, 3053, 3224, 3596, 3692, 4118, 4402, 4472, 4988, 5332, 6106, 7192, 7384, 8236, 8804, 9976, 10664, 11687, 12212, 16211, 16472, 17329, 17608, 23374, 24424, 26767, 28613, 32422, 34658, 38657, 39689, 46748, 53534, 57226, 63829, 64844, 69316, 77314, 79378, 88537, 93496, 94643, 107068, 114452, 127658, 129688, 138632, 154628, 158756, 177074, 189286, 214136, 228904, 255316, 309256, 317512, 354148, 378572, 502541, 510632, 708296, 757144, 829777, 1005082, 1150981, 1230359, 1659554, 2010164, 2301962, 2460718, 2744647, 3319108, 4020328, 4603924, 4921436, 5489294, 6638216, 9207848, 9842872, 10978588, 21957176, 35680411, 71360822, 142721644, 285443288]

約数ペア:

[(1, 285443288), (2, 142721644), (4, 71360822), (8, 35680411), (13, 21957176), (26, 10978588), (29, 9842872), (31, 9207848), (43, 6638216), (52, 5489294), (58, 4921436), (62, 4603924), (71, 4020328), (86, 3319108), (104, 2744647), (116, 2460718), (124, 2301962), (142, 2010164), (172, 1659554), (232, 1230359), (248, 1150981), (284, 1005082), (344, 829777), (377, 757144), (403, 708296), (559, 510632), (568, 502541), (754, 378572), (806, 354148), (899, 317512), (923, 309256), (1118, 255316), (1247, 228904), (1333, 214136), (1508, 189286), (1612, 177074), (1798, 158756), (1846, 154628), (2059, 138632), (2201, 129688), (2236, 127658), (2494, 114452), (2666, 107068), (3016, 94643), (3053, 93496), (3224, 88537), (3596, 79378), (3692, 77314), (4118, 69316), (4402, 64844), (4472, 63829), (4988, 57226), (5332, 53534), (6106, 46748), (7192, 39689), (7384, 38657), (8236, 34658), (8804, 32422), (9976, 28613), (10664, 26767), (11687, 24424), (12212, 23374), (16211, 17608), (16472, 17329)]