128712384

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^2\times {\mathrm{619}}^1$

素因数の和:675

約数の個数: 126

約数和(自身を含む): 389999220

約数和(自身を除く): 261286836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 192, 228, 288, 304, 342, 361, 456, 576, 608, 619, 684, 722, 912, 1083, 1216, 1238, 1368, 1444, 1824, 1857, 2166, 2476, 2736, 2888, 3249, 3648, 3714, 4332, 4952, 5472, 5571, 5776, 6498, 7428, 8664, 9904, 10944, 11142, 11552, 11761, 12996, 14856, 17328, 19808, 22284, 23104, 23522, 25992, 29712, 34656, 35283, 39616, 44568, 47044, 51984, 59424, 69312, 70566, 89136, 94088, 103968, 105849, 118848, 141132, 178272, 188176, 207936, 211698, 223459, 282264, 356544, 376352, 423396, 446918, 564528, 670377, 752704, 846792, 893836, 1129056, 1340754, 1693584, 1787672, 2011131, 2258112, 2681508, 3387168, 3575344, 4022262, 5363016, 6774336, 7150688, 8044524, 10726032, 14301376, 16089048, 21452064, 32178096, 42904128, 64356192, 128712384]

約数ペア:

[(1, 128712384), (2, 64356192), (3, 42904128), (4, 32178096), (6, 21452064), (8, 16089048), (9, 14301376), (12, 10726032), (16, 8044524), (18, 7150688), (19, 6774336), (24, 5363016), (32, 4022262), (36, 3575344), (38, 3387168), (48, 2681508), (57, 2258112), (64, 2011131), (72, 1787672), (76, 1693584), (96, 1340754), (114, 1129056), (144, 893836), (152, 846792), (171, 752704), (192, 670377), (228, 564528), (288, 446918), (304, 423396), (342, 376352), (361, 356544), (456, 282264), (576, 223459), (608, 211698), (619, 207936), (684, 188176), (722, 178272), (912, 141132), (1083, 118848), (1216, 105849), (1238, 103968), (1368, 94088), (1444, 89136), (1824, 70566), (1857, 69312), (2166, 59424), (2476, 51984), (2736, 47044), (2888, 44568), (3249, 39616), (3648, 35283), (3714, 34656), (4332, 29712), (4952, 25992), (5472, 23522), (5571, 23104), (5776, 22284), (6498, 19808), (7428, 17328), (8664, 14856), (9904, 12996), (10944, 11761), (11142, 11552)]