20161749060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{416393}}^1$

素因数の和:416677

約数の個数: 72

約数和(自身を含む): 61384803480

約数和(自身を除く): 41223054420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1614, 2421, 2690, 3228, 4035, 4842, 5380, 8070, 9684, 12105, 16140, 24210, 48420, 416393, 832786, 1249179, 1665572, 2081965, 2498358, 3747537, 4163930, 4996716, 6245895, 7495074, 8327860, 12491790, 14990148, 18737685, 24983580, 37475370, 74950740, 112009717, 224019434, 336029151, 448038868, 560048585, 672058302, 1008087453, 1120097170, 1344116604, 1680145755, 2016174906, 2240194340, 3360291510, 4032349812, 5040437265, 6720583020, 10080874530, 20161749060]

約数ペア:

[(1, 20161749060), (2, 10080874530), (3, 6720583020), (4, 5040437265), (5, 4032349812), (6, 3360291510), (9, 2240194340), (10, 2016174906), (12, 1680145755), (15, 1344116604), (18, 1120097170), (20, 1008087453), (30, 672058302), (36, 560048585), (45, 448038868), (60, 336029151), (90, 224019434), (180, 112009717), (269, 74950740), (538, 37475370), (807, 24983580), (1076, 18737685), (1345, 14990148), (1614, 12491790), (2421, 8327860), (2690, 7495074), (3228, 6245895), (4035, 4996716), (4842, 4163930), (5380, 3747537), (8070, 2498358), (9684, 2081965), (12105, 1665572), (16140, 1249179), (24210, 832786), (48420, 416393)]