128445900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38923}}^1$

素因数の和:38951

約数の個数: 72

約数和(自身を含む): 405432384

約数和(自身を除く): 276986484

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 38923, 77846, 116769, 155692, 194615, 233538, 389230, 428153, 467076, 583845, 778460, 856306, 973075, 1167690, 1284459, 1712612, 1946150, 2140765, 2335380, 2568918, 2919225, 3892300, 4281530, 5137836, 5838450, 6422295, 8563060, 10703825, 11676900, 12844590, 21407650, 25689180, 32111475, 42815300, 64222950, 128445900]

約数ペア:

[(1, 128445900), (2, 64222950), (3, 42815300), (4, 32111475), (5, 25689180), (6, 21407650), (10, 12844590), (11, 11676900), (12, 10703825), (15, 8563060), (20, 6422295), (22, 5838450), (25, 5137836), (30, 4281530), (33, 3892300), (44, 2919225), (50, 2568918), (55, 2335380), (60, 2140765), (66, 1946150), (75, 1712612), (100, 1284459), (110, 1167690), (132, 973075), (150, 856306), (165, 778460), (220, 583845), (275, 467076), (300, 428153), (330, 389230), (550, 233538), (660, 194615), (825, 155692), (1100, 116769), (1650, 77846), (3300, 38923)]