128871010440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18840791}}^1$

素因数の和:18840827

約数の個数: 96

約数和(自身を含む): 440874532800

約数和(自身を除く): 312003522360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 18840791, 37681582, 56522373, 75363164, 94203955, 113044746, 150726328, 169567119, 188407910, 226089492, 282611865, 339134238, 357975029, 376815820, 452178984, 565223730, 678268476, 715950058, 753631640, 847835595, 1073925087, 1130447460, 1356536952, 1431900116, 1695671190, 1789875145, 2147850174, 2260894920, 2863800232, 3221775261, 3391342380, 3579750290, 4295700348, 5369625435, 6443550522, 6782684760, 7159500580, 8591400696, 10739250870, 12887101044, 14319001160, 16108876305, 21478501740, 25774202088, 32217752610, 42957003480, 64435505220, 128871010440]

約数ペア:

[(1, 128871010440), (2, 64435505220), (3, 42957003480), (4, 32217752610), (5, 25774202088), (6, 21478501740), (8, 16108876305), (9, 14319001160), (10, 12887101044), (12, 10739250870), (15, 8591400696), (18, 7159500580), (19, 6782684760), (20, 6443550522), (24, 5369625435), (30, 4295700348), (36, 3579750290), (38, 3391342380), (40, 3221775261), (45, 2863800232), (57, 2260894920), (60, 2147850174), (72, 1789875145), (76, 1695671190), (90, 1431900116), (95, 1356536952), (114, 1130447460), (120, 1073925087), (152, 847835595), (171, 753631640), (180, 715950058), (190, 678268476), (228, 565223730), (285, 452178984), (342, 376815820), (360, 357975029), (380, 339134238), (456, 282611865), (570, 226089492), (684, 188407910), (760, 169567119), (855, 150726328), (1140, 113044746), (1368, 94203955), (1710, 75363164), (2280, 56522373), (3420, 37681582), (6840, 18840791)]