1719919980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1559}}^1$

素因数の和:1810

約数の個数: 144

約数和(自身を含む): 5437635840

約数和(自身を除く): 3717715860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 227, 243, 270, 324, 405, 454, 486, 540, 681, 810, 908, 972, 1135, 1215, 1362, 1559, 1620, 2043, 2270, 2430, 2724, 3118, 3405, 4086, 4540, 4677, 4860, 6129, 6236, 6810, 7795, 8172, 9354, 10215, 12258, 13620, 14031, 15590, 18387, 18708, 20430, 23385, 24516, 28062, 30645, 31180, 36774, 40860, 42093, 46770, 55161, 56124, 61290, 70155, 73548, 84186, 91935, 93540, 110322, 122580, 126279, 140310, 168372, 183870, 210465, 220644, 252558, 275805, 280620, 353893, 367740, 378837, 420930, 505116, 551610, 631395, 707786, 757674, 841860, 1061679, 1103220, 1262790, 1415572, 1515348, 1769465, 1894185, 2123358, 2525580, 3185037, 3538930, 3788370, 4246716, 5308395, 6370074, 7077860, 7576740, 9555111, 10616790, 12740148, 15925185, 19110222, 21233580, 28665333, 31850370, 38220444, 47775555, 57330666, 63700740, 85995999, 95551110, 114661332, 143326665, 171991998, 191102220, 286653330, 343983996, 429979995, 573306660, 859959990, 1719919980]

約数ペア:

[(1, 1719919980), (2, 859959990), (3, 573306660), (4, 429979995), (5, 343983996), (6, 286653330), (9, 191102220), (10, 171991998), (12, 143326665), (15, 114661332), (18, 95551110), (20, 85995999), (27, 63700740), (30, 57330666), (36, 47775555), (45, 38220444), (54, 31850370), (60, 28665333), (81, 21233580), (90, 19110222), (108, 15925185), (135, 12740148), (162, 10616790), (180, 9555111), (227, 7576740), (243, 7077860), (270, 6370074), (324, 5308395), (405, 4246716), (454, 3788370), (486, 3538930), (540, 3185037), (681, 2525580), (810, 2123358), (908, 1894185), (972, 1769465), (1135, 1515348), (1215, 1415572), (1362, 1262790), (1559, 1103220), (1620, 1061679), (2043, 841860), (2270, 757674), (2430, 707786), (2724, 631395), (3118, 551610), (3405, 505116), (4086, 420930), (4540, 378837), (4677, 367740), (4860, 353893), (6129, 280620), (6236, 275805), (6810, 252558), (7795, 220644), (8172, 210465), (9354, 183870), (10215, 168372), (12258, 140310), (13620, 126279), (14031, 122580), (15590, 110322), (18387, 93540), (18708, 91935), (20430, 84186), (23385, 73548), (24516, 70155), (28062, 61290), (30645, 56124), (31180, 55161), (36774, 46770), (40860, 42093)]