51899940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 166944960

約数和(自身を除く): 115045020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 81, 90, 108, 118, 135, 162, 177, 180, 181, 236, 243, 270, 295, 324, 354, 362, 405, 486, 531, 540, 543, 590, 708, 724, 810, 885, 905, 972, 1062, 1086, 1180, 1215, 1593, 1620, 1629, 1770, 1810, 2124, 2172, 2430, 2655, 2715, 3186, 3258, 3540, 3620, 4779, 4860, 4887, 5310, 5430, 6372, 6516, 7965, 8145, 9558, 9774, 10620, 10679, 10860, 14337, 14661, 15930, 16290, 19116, 19548, 21358, 23895, 24435, 28674, 29322, 31860, 32037, 32580, 42716, 43983, 47790, 48870, 53395, 57348, 58644, 64074, 71685, 73305, 87966, 95580, 96111, 97740, 106790, 128148, 143370, 146610, 160185, 175932, 192222, 213580, 219915, 286740, 288333, 293220, 320370, 384444, 439830, 480555, 576666, 640740, 864999, 879660, 961110, 1153332, 1441665, 1729998, 1922220, 2594997, 2883330, 3459996, 4324995, 5189994, 5766660, 8649990, 10379988, 12974985, 17299980, 25949970, 51899940]

約数ペア:

[(1, 51899940), (2, 25949970), (3, 17299980), (4, 12974985), (5, 10379988), (6, 8649990), (9, 5766660), (10, 5189994), (12, 4324995), (15, 3459996), (18, 2883330), (20, 2594997), (27, 1922220), (30, 1729998), (36, 1441665), (45, 1153332), (54, 961110), (59, 879660), (60, 864999), (81, 640740), (90, 576666), (108, 480555), (118, 439830), (135, 384444), (162, 320370), (177, 293220), (180, 288333), (181, 286740), (236, 219915), (243, 213580), (270, 192222), (295, 175932), (324, 160185), (354, 146610), (362, 143370), (405, 128148), (486, 106790), (531, 97740), (540, 96111), (543, 95580), (590, 87966), (708, 73305), (724, 71685), (810, 64074), (885, 58644), (905, 57348), (972, 53395), (1062, 48870), (1086, 47790), (1180, 43983), (1215, 42716), (1593, 32580), (1620, 32037), (1629, 31860), (1770, 29322), (1810, 28674), (2124, 24435), (2172, 23895), (2430, 21358), (2655, 19548), (2715, 19116), (3186, 16290), (3258, 15930), (3540, 14661), (3620, 14337), (4779, 10860), (4860, 10679), (4887, 10620), (5310, 9774), (5430, 9558), (6372, 8145), (6516, 7965)]