491409744

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20599}}^1$

素因数の和:20688

約数の個数: 80

約数和(自身を含む): 1471334400

約数和(自身を除く): 979924656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 994, 1136, 1491, 1704, 1988, 2982, 3408, 3976, 5964, 7952, 11928, 20599, 23856, 41198, 61797, 82396, 123594, 144193, 164792, 247188, 288386, 329584, 432579, 494376, 576772, 865158, 988752, 1153544, 1462529, 1730316, 2307088, 2925058, 3460632, 4387587, 5850116, 6921264, 8775174, 10237703, 11700232, 17550348, 20475406, 23400464, 30713109, 35100696, 40950812, 61426218, 70201392, 81901624, 122852436, 163803248, 245704872, 491409744]

約数ペア:

[(1, 491409744), (2, 245704872), (3, 163803248), (4, 122852436), (6, 81901624), (7, 70201392), (8, 61426218), (12, 40950812), (14, 35100696), (16, 30713109), (21, 23400464), (24, 20475406), (28, 17550348), (42, 11700232), (48, 10237703), (56, 8775174), (71, 6921264), (84, 5850116), (112, 4387587), (142, 3460632), (168, 2925058), (213, 2307088), (284, 1730316), (336, 1462529), (426, 1153544), (497, 988752), (568, 865158), (852, 576772), (994, 494376), (1136, 432579), (1491, 329584), (1704, 288386), (1988, 247188), (2982, 164792), (3408, 144193), (3976, 123594), (5964, 82396), (7952, 61797), (11928, 41198), (20599, 23856)]