9945900

素因数分解:

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

素因数の和:320

約数の個数: 108

約数和(自身を含む): 32023992

約数和(自身を除く): 22078092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 43, 45, 50, 60, 75, 86, 90, 100, 129, 150, 172, 180, 215, 225, 257, 258, 300, 387, 430, 450, 514, 516, 645, 771, 774, 860, 900, 1028, 1075, 1285, 1290, 1542, 1548, 1935, 2150, 2313, 2570, 2580, 3084, 3225, 3855, 3870, 4300, 4626, 5140, 6425, 6450, 7710, 7740, 9252, 9675, 11051, 11565, 12850, 12900, 15420, 19275, 19350, 22102, 23130, 25700, 33153, 38550, 38700, 44204, 46260, 55255, 57825, 66306, 77100, 99459, 110510, 115650, 132612, 165765, 198918, 221020, 231300, 276275, 331530, 397836, 497295, 552550, 663060, 828825, 994590, 1105100, 1657650, 1989180, 2486475, 3315300, 4972950, 9945900]

約数ペア:

[(1, 9945900), (2, 4972950), (3, 3315300), (4, 2486475), (5, 1989180), (6, 1657650), (9, 1105100), (10, 994590), (12, 828825), (15, 663060), (18, 552550), (20, 497295), (25, 397836), (30, 331530), (36, 276275), (43, 231300), (45, 221020), (50, 198918), (60, 165765), (75, 132612), (86, 115650), (90, 110510), (100, 99459), (129, 77100), (150, 66306), (172, 57825), (180, 55255), (215, 46260), (225, 44204), (257, 38700), (258, 38550), (300, 33153), (387, 25700), (430, 23130), (450, 22102), (514, 19350), (516, 19275), (645, 15420), (771, 12900), (774, 12850), (860, 11565), (900, 11051), (1028, 9675), (1075, 9252), (1285, 7740), (1290, 7710), (1542, 6450), (1548, 6425), (1935, 5140), (2150, 4626), (2313, 4300), (2570, 3870), (2580, 3855), (3084, 3225)]