1287989424

素因数分解:

$2^4\times 3^5\times {\mathrm{257}}^1\times {\mathrm{1289}}^1$

素因数の和:1569

約数の個数: 120

約数和(自身を含む): 3755540880

約数和(自身を除く): 2467551456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 257, 324, 432, 486, 514, 648, 771, 972, 1028, 1289, 1296, 1542, 1944, 2056, 2313, 2578, 3084, 3867, 3888, 4112, 4626, 5156, 6168, 6939, 7734, 9252, 10312, 11601, 12336, 13878, 15468, 18504, 20624, 20817, 23202, 27756, 30936, 34803, 37008, 41634, 46404, 55512, 61872, 62451, 69606, 83268, 92808, 104409, 111024, 124902, 139212, 166536, 185616, 208818, 249804, 278424, 313227, 331273, 333072, 417636, 499608, 556848, 626454, 662546, 835272, 993819, 999216, 1252908, 1325092, 1670544, 1987638, 2505816, 2650184, 2981457, 3975276, 5011632, 5300368, 5962914, 7950552, 8944371, 11925828, 15901104, 17888742, 23851656, 26833113, 35777484, 47703312, 53666226, 71554968, 80499339, 107332452, 143109936, 160998678, 214664904, 321997356, 429329808, 643994712, 1287989424]

約数ペア:

[(1, 1287989424), (2, 643994712), (3, 429329808), (4, 321997356), (6, 214664904), (8, 160998678), (9, 143109936), (12, 107332452), (16, 80499339), (18, 71554968), (24, 53666226), (27, 47703312), (36, 35777484), (48, 26833113), (54, 23851656), (72, 17888742), (81, 15901104), (108, 11925828), (144, 8944371), (162, 7950552), (216, 5962914), (243, 5300368), (257, 5011632), (324, 3975276), (432, 2981457), (486, 2650184), (514, 2505816), (648, 1987638), (771, 1670544), (972, 1325092), (1028, 1252908), (1289, 999216), (1296, 993819), (1542, 835272), (1944, 662546), (2056, 626454), (2313, 556848), (2578, 499608), (3084, 417636), (3867, 333072), (3888, 331273), (4112, 313227), (4626, 278424), (5156, 249804), (6168, 208818), (6939, 185616), (7734, 166536), (9252, 139212), (10312, 124902), (11601, 111024), (12336, 104409), (13878, 92808), (15468, 83268), (18504, 69606), (20624, 62451), (20817, 61872), (23202, 55512), (27756, 46404), (30936, 41634), (34803, 37008)]