81465282900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{271}}^1\times {\mathrm{111337}}^1$

素因数の和:111631

約数の個数: 144

約数和(自身を含む): 262864564480

約数和(自身を除く): 181399281580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 271, 300, 450, 540, 542, 675, 813, 900, 1084, 1350, 1355, 1626, 2439, 2700, 2710, 3252, 4065, 4878, 5420, 6775, 7317, 8130, 9756, 12195, 13550, 14634, 16260, 20325, 24390, 27100, 29268, 36585, 40650, 48780, 60975, 73170, 81300, 111337, 121950, 146340, 182925, 222674, 243900, 334011, 365850, 445348, 556685, 668022, 731700, 1002033, 1113370, 1336044, 1670055, 2004066, 2226740, 2783425, 3006099, 3340110, 4008132, 5010165, 5566850, 6012198, 6680220, 8350275, 10020330, 11133700, 12024396, 15030495, 16700550, 20040660, 25050825, 30060990, 30172327, 33401100, 50101650, 60121980, 60344654, 75152475, 90516981, 100203300, 120689308, 150304950, 150861635, 181033962, 271550943, 300609900, 301723270, 362067924, 452584905, 543101886, 603446540, 754308175, 814652829, 905169810, 1086203772, 1357754715, 1508616350, 1629305658, 1810339620, 2262924525, 2715509430, 3017232700, 3258611316, 4073264145, 4525849050, 5431018860, 6788773575, 8146528290, 9051698100, 13577547150, 16293056580, 20366320725, 27155094300, 40732641450, 81465282900]

約数ペア:

[(1, 81465282900), (2, 40732641450), (3, 27155094300), (4, 20366320725), (5, 16293056580), (6, 13577547150), (9, 9051698100), (10, 8146528290), (12, 6788773575), (15, 5431018860), (18, 4525849050), (20, 4073264145), (25, 3258611316), (27, 3017232700), (30, 2715509430), (36, 2262924525), (45, 1810339620), (50, 1629305658), (54, 1508616350), (60, 1357754715), (75, 1086203772), (90, 905169810), (100, 814652829), (108, 754308175), (135, 603446540), (150, 543101886), (180, 452584905), (225, 362067924), (270, 301723270), (271, 300609900), (300, 271550943), (450, 181033962), (540, 150861635), (542, 150304950), (675, 120689308), (813, 100203300), (900, 90516981), (1084, 75152475), (1350, 60344654), (1355, 60121980), (1626, 50101650), (2439, 33401100), (2700, 30172327), (2710, 30060990), (3252, 25050825), (4065, 20040660), (4878, 16700550), (5420, 15030495), (6775, 12024396), (7317, 11133700), (8130, 10020330), (9756, 8350275), (12195, 6680220), (13550, 6012198), (14634, 5566850), (16260, 5010165), (20325, 4008132), (24390, 3340110), (27100, 3006099), (29268, 2783425), (36585, 2226740), (40650, 2004066), (48780, 1670055), (60975, 1336044), (73170, 1113370), (81300, 1002033), (111337, 731700), (121950, 668022), (146340, 556685), (182925, 445348), (222674, 365850), (243900, 334011)]