9000900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:230

約数の個数: 108

約数和(自身を含む): 28808052

約数和(自身を除く): 19807152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 73, 75, 90, 100, 137, 146, 150, 180, 219, 225, 274, 292, 300, 365, 411, 438, 450, 548, 657, 685, 730, 822, 876, 900, 1095, 1233, 1314, 1370, 1460, 1644, 1825, 2055, 2190, 2466, 2628, 2740, 3285, 3425, 3650, 4110, 4380, 4932, 5475, 6165, 6570, 6850, 7300, 8220, 10001, 10275, 10950, 12330, 13140, 13700, 16425, 20002, 20550, 21900, 24660, 30003, 30825, 32850, 40004, 41100, 50005, 60006, 61650, 65700, 90009, 100010, 120012, 123300, 150015, 180018, 200020, 250025, 300030, 360036, 450045, 500050, 600060, 750075, 900090, 1000100, 1500150, 1800180, 2250225, 3000300, 4500450, 9000900]

約数ペア:

[(1, 9000900), (2, 4500450), (3, 3000300), (4, 2250225), (5, 1800180), (6, 1500150), (9, 1000100), (10, 900090), (12, 750075), (15, 600060), (18, 500050), (20, 450045), (25, 360036), (30, 300030), (36, 250025), (45, 200020), (50, 180018), (60, 150015), (73, 123300), (75, 120012), (90, 100010), (100, 90009), (137, 65700), (146, 61650), (150, 60006), (180, 50005), (219, 41100), (225, 40004), (274, 32850), (292, 30825), (300, 30003), (365, 24660), (411, 21900), (438, 20550), (450, 20002), (548, 16425), (657, 13700), (685, 13140), (730, 12330), (822, 10950), (876, 10275), (900, 10001), (1095, 8220), (1233, 7300), (1314, 6850), (1370, 6570), (1460, 6165), (1644, 5475), (1825, 4932), (2055, 4380), (2190, 4110), (2466, 3650), (2628, 3425), (2740, 3285)]