15993744

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 47621952

約数和(自身を除く): 31628208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 38, 39, 48, 52, 57, 71, 76, 78, 104, 114, 142, 152, 156, 208, 213, 228, 247, 284, 304, 312, 361, 426, 456, 494, 568, 624, 722, 741, 852, 912, 923, 988, 1083, 1136, 1349, 1444, 1482, 1704, 1846, 1976, 2166, 2698, 2769, 2888, 2964, 3408, 3692, 3952, 4047, 4332, 4693, 5396, 5538, 5776, 5928, 7384, 8094, 8664, 9386, 10792, 11076, 11856, 14079, 14768, 16188, 17328, 17537, 18772, 21584, 22152, 25631, 28158, 32376, 35074, 37544, 44304, 51262, 52611, 56316, 64752, 70148, 75088, 76893, 102524, 105222, 112632, 140296, 153786, 205048, 210444, 225264, 280592, 307572, 333203, 410096, 420888, 615144, 666406, 841776, 999609, 1230288, 1332812, 1999218, 2665624, 3998436, 5331248, 7996872, 15993744]

約数ペア:

[(1, 15993744), (2, 7996872), (3, 5331248), (4, 3998436), (6, 2665624), (8, 1999218), (12, 1332812), (13, 1230288), (16, 999609), (19, 841776), (24, 666406), (26, 615144), (38, 420888), (39, 410096), (48, 333203), (52, 307572), (57, 280592), (71, 225264), (76, 210444), (78, 205048), (104, 153786), (114, 140296), (142, 112632), (152, 105222), (156, 102524), (208, 76893), (213, 75088), (228, 70148), (247, 64752), (284, 56316), (304, 52611), (312, 51262), (361, 44304), (426, 37544), (456, 35074), (494, 32376), (568, 28158), (624, 25631), (722, 22152), (741, 21584), (852, 18772), (912, 17537), (923, 17328), (988, 16188), (1083, 14768), (1136, 14079), (1349, 11856), (1444, 11076), (1482, 10792), (1704, 9386), (1846, 8664), (1976, 8094), (2166, 7384), (2698, 5928), (2769, 5776), (2888, 5538), (2964, 5396), (3408, 4693), (3692, 4332), (3952, 4047)]