128439144

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:627

約数の個数: 96

約数和(自身を含む): 363285000

約数和(自身を除く): 234845856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 72, 87, 116, 137, 174, 232, 261, 274, 348, 411, 449, 522, 548, 696, 822, 898, 1044, 1096, 1233, 1347, 1644, 1796, 2088, 2466, 2694, 3288, 3592, 3973, 4041, 4932, 5388, 7946, 8082, 9864, 10776, 11919, 13021, 15892, 16164, 23838, 26042, 31784, 32328, 35757, 39063, 47676, 52084, 61513, 71514, 78126, 95352, 104168, 117189, 123026, 143028, 156252, 184539, 234378, 246052, 286056, 312504, 369078, 468756, 492104, 553617, 738156, 937512, 1107234, 1476312, 1783877, 2214468, 3567754, 4428936, 5351631, 7135508, 10703262, 14271016, 16054893, 21406524, 32109786, 42813048, 64219572, 128439144]

約数ペア:

[(1, 128439144), (2, 64219572), (3, 42813048), (4, 32109786), (6, 21406524), (8, 16054893), (9, 14271016), (12, 10703262), (18, 7135508), (24, 5351631), (29, 4428936), (36, 3567754), (58, 2214468), (72, 1783877), (87, 1476312), (116, 1107234), (137, 937512), (174, 738156), (232, 553617), (261, 492104), (274, 468756), (348, 369078), (411, 312504), (449, 286056), (522, 246052), (548, 234378), (696, 184539), (822, 156252), (898, 143028), (1044, 123026), (1096, 117189), (1233, 104168), (1347, 95352), (1644, 78126), (1796, 71514), (2088, 61513), (2466, 52084), (2694, 47676), (3288, 39063), (3592, 35757), (3973, 32328), (4041, 31784), (4932, 26042), (5388, 23838), (7946, 16164), (8082, 15892), (9864, 13021), (10776, 11919)]