31826880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:323

約数の個数: 168

約数和(自身を含む): 112452912

約数和(自身を除く): 80626032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 192, 215, 240, 257, 258, 288, 320, 344, 360, 387, 430, 480, 514, 516, 576, 645, 688, 720, 771, 774, 860, 960, 1028, 1032, 1285, 1290, 1376, 1440, 1542, 1548, 1720, 1935, 2056, 2064, 2313, 2570, 2580, 2752, 2880, 3084, 3096, 3440, 3855, 3870, 4112, 4128, 4626, 5140, 5160, 6168, 6192, 6880, 7710, 7740, 8224, 8256, 9252, 10280, 10320, 11051, 11565, 12336, 12384, 13760, 15420, 15480, 16448, 18504, 20560, 20640, 22102, 23130, 24672, 24768, 30840, 30960, 33153, 37008, 41120, 41280, 44204, 46260, 49344, 55255, 61680, 61920, 66306, 74016, 82240, 88408, 92520, 99459, 110510, 123360, 123840, 132612, 148032, 165765, 176816, 185040, 198918, 221020, 246720, 265224, 331530, 353632, 370080, 397836, 442040, 497295, 530448, 663060, 707264, 740160, 795672, 884080, 994590, 1060896, 1326120, 1591344, 1768160, 1989180, 2121792, 2652240, 3182688, 3536320, 3978360, 5304480, 6365376, 7956720, 10608960, 15913440, 31826880]

約数ペア:

[(1, 31826880), (2, 15913440), (3, 10608960), (4, 7956720), (5, 6365376), (6, 5304480), (8, 3978360), (9, 3536320), (10, 3182688), (12, 2652240), (15, 2121792), (16, 1989180), (18, 1768160), (20, 1591344), (24, 1326120), (30, 1060896), (32, 994590), (36, 884080), (40, 795672), (43, 740160), (45, 707264), (48, 663060), (60, 530448), (64, 497295), (72, 442040), (80, 397836), (86, 370080), (90, 353632), (96, 331530), (120, 265224), (129, 246720), (144, 221020), (160, 198918), (172, 185040), (180, 176816), (192, 165765), (215, 148032), (240, 132612), (257, 123840), (258, 123360), (288, 110510), (320, 99459), (344, 92520), (360, 88408), (387, 82240), (430, 74016), (480, 66306), (514, 61920), (516, 61680), (576, 55255), (645, 49344), (688, 46260), (720, 44204), (771, 41280), (774, 41120), (860, 37008), (960, 33153), (1028, 30960), (1032, 30840), (1285, 24768), (1290, 24672), (1376, 23130), (1440, 22102), (1542, 20640), (1548, 20560), (1720, 18504), (1935, 16448), (2056, 15480), (2064, 15420), (2313, 13760), (2570, 12384), (2580, 12336), (2752, 11565), (2880, 11051), (3084, 10320), (3096, 10280), (3440, 9252), (3855, 8256), (3870, 8224), (4112, 7740), (4128, 7710), (4626, 6880), (5140, 6192), (5160, 6168)]