7956720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 120

約数和(自身を含む): 27449136

約数和(自身を除く): 19492416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 257, 258, 344, 360, 387, 430, 514, 516, 645, 688, 720, 771, 774, 860, 1028, 1032, 1285, 1290, 1542, 1548, 1720, 1935, 2056, 2064, 2313, 2570, 2580, 3084, 3096, 3440, 3855, 3870, 4112, 4626, 5140, 5160, 6168, 6192, 7710, 7740, 9252, 10280, 10320, 11051, 11565, 12336, 15420, 15480, 18504, 20560, 22102, 23130, 30840, 30960, 33153, 37008, 44204, 46260, 55255, 61680, 66306, 88408, 92520, 99459, 110510, 132612, 165765, 176816, 185040, 198918, 221020, 265224, 331530, 397836, 442040, 497295, 530448, 663060, 795672, 884080, 994590, 1326120, 1591344, 1989180, 2652240, 3978360, 7956720]

約数ペア:

[(1, 7956720), (2, 3978360), (3, 2652240), (4, 1989180), (5, 1591344), (6, 1326120), (8, 994590), (9, 884080), (10, 795672), (12, 663060), (15, 530448), (16, 497295), (18, 442040), (20, 397836), (24, 331530), (30, 265224), (36, 221020), (40, 198918), (43, 185040), (45, 176816), (48, 165765), (60, 132612), (72, 110510), (80, 99459), (86, 92520), (90, 88408), (120, 66306), (129, 61680), (144, 55255), (172, 46260), (180, 44204), (215, 37008), (240, 33153), (257, 30960), (258, 30840), (344, 23130), (360, 22102), (387, 20560), (430, 18504), (514, 15480), (516, 15420), (645, 12336), (688, 11565), (720, 11051), (771, 10320), (774, 10280), (860, 9252), (1028, 7740), (1032, 7710), (1285, 6192), (1290, 6168), (1542, 5160), (1548, 5140), (1720, 4626), (1935, 4112), (2056, 3870), (2064, 3855), (2313, 3440), (2570, 3096), (2580, 3084)]