49921020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1031}}^1$

素因数の和:1315

約数の個数: 72

約数和(自身を含む): 152137440

約数和(自身を除く): 102216420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1031, 1076, 1345, 1614, 2062, 2421, 2690, 3093, 3228, 4035, 4124, 4842, 5155, 5380, 6186, 8070, 9279, 9684, 10310, 12105, 12372, 15465, 16140, 18558, 20620, 24210, 30930, 37116, 46395, 48420, 61860, 92790, 185580, 277339, 554678, 832017, 1109356, 1386695, 1664034, 2496051, 2773390, 3328068, 4160085, 4992102, 5546780, 8320170, 9984204, 12480255, 16640340, 24960510, 49921020]

約数ペア:

[(1, 49921020), (2, 24960510), (3, 16640340), (4, 12480255), (5, 9984204), (6, 8320170), (9, 5546780), (10, 4992102), (12, 4160085), (15, 3328068), (18, 2773390), (20, 2496051), (30, 1664034), (36, 1386695), (45, 1109356), (60, 832017), (90, 554678), (180, 277339), (269, 185580), (538, 92790), (807, 61860), (1031, 48420), (1076, 46395), (1345, 37116), (1614, 30930), (2062, 24210), (2421, 20620), (2690, 18558), (3093, 16140), (3228, 15465), (4035, 12372), (4124, 12105), (4842, 10310), (5155, 9684), (5380, 9279), (6186, 8070)]