201921840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2621}}^1$

素因数の和:2747

約数の個数: 120

約数和(自身を含む): 684719568

約数和(自身を除く): 482797728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 321, 360, 428, 535, 642, 720, 856, 963, 1070, 1284, 1605, 1712, 1926, 2140, 2568, 2621, 3210, 3852, 4280, 4815, 5136, 5242, 6420, 7704, 7863, 8560, 9630, 10484, 12840, 13105, 15408, 15726, 19260, 20968, 23589, 25680, 26210, 31452, 38520, 39315, 41936, 47178, 52420, 62904, 77040, 78630, 94356, 104840, 117945, 125808, 157260, 188712, 209680, 235890, 280447, 314520, 377424, 471780, 560894, 629040, 841341, 943560, 1121788, 1402235, 1682682, 1887120, 2243576, 2524023, 2804470, 3365364, 4206705, 4487152, 5048046, 5608940, 6730728, 8413410, 10096092, 11217880, 12620115, 13461456, 16826820, 20192184, 22435760, 25240230, 33653640, 40384368, 50480460, 67307280, 100960920, 201921840]

約数ペア:

[(1, 201921840), (2, 100960920), (3, 67307280), (4, 50480460), (5, 40384368), (6, 33653640), (8, 25240230), (9, 22435760), (10, 20192184), (12, 16826820), (15, 13461456), (16, 12620115), (18, 11217880), (20, 10096092), (24, 8413410), (30, 6730728), (36, 5608940), (40, 5048046), (45, 4487152), (48, 4206705), (60, 3365364), (72, 2804470), (80, 2524023), (90, 2243576), (107, 1887120), (120, 1682682), (144, 1402235), (180, 1121788), (214, 943560), (240, 841341), (321, 629040), (360, 560894), (428, 471780), (535, 377424), (642, 314520), (720, 280447), (856, 235890), (963, 209680), (1070, 188712), (1284, 157260), (1605, 125808), (1712, 117945), (1926, 104840), (2140, 94356), (2568, 78630), (2621, 77040), (3210, 62904), (3852, 52420), (4280, 47178), (4815, 41936), (5136, 39315), (5242, 38520), (6420, 31452), (7704, 26210), (7863, 25680), (8560, 23589), (9630, 20968), (10484, 19260), (12840, 15726), (13105, 15408)]