2016985600

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{22511}}^1$

素因数の和:22546

約数の個数: 120

約数和(自身を含む): 5711384448

約数和(自身を除く): 3694398848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 512, 560, 640, 700, 800, 896, 1120, 1280, 1400, 1600, 1792, 2240, 2560, 2800, 3200, 3584, 4480, 5600, 6400, 8960, 11200, 12800, 17920, 22400, 22511, 44800, 45022, 89600, 90044, 112555, 157577, 180088, 225110, 315154, 360176, 450220, 562775, 630308, 720352, 787885, 900440, 1125550, 1260616, 1440704, 1575770, 1800880, 2251100, 2521232, 2881408, 3151540, 3601760, 3939425, 4502200, 5042464, 5762816, 6303080, 7203520, 7878850, 9004400, 10084928, 11525632, 12606160, 14407040, 15757700, 18008800, 20169856, 25212320, 28814080, 31515400, 36017600, 40339712, 50424640, 57628160, 63030800, 72035200, 80679424, 100849280, 126061600, 144070400, 201698560, 252123200, 288140800, 403397120, 504246400, 1008492800, 2016985600]

約数ペア:

[(1, 2016985600), (2, 1008492800), (4, 504246400), (5, 403397120), (7, 288140800), (8, 252123200), (10, 201698560), (14, 144070400), (16, 126061600), (20, 100849280), (25, 80679424), (28, 72035200), (32, 63030800), (35, 57628160), (40, 50424640), (50, 40339712), (56, 36017600), (64, 31515400), (70, 28814080), (80, 25212320), (100, 20169856), (112, 18008800), (128, 15757700), (140, 14407040), (160, 12606160), (175, 11525632), (200, 10084928), (224, 9004400), (256, 7878850), (280, 7203520), (320, 6303080), (350, 5762816), (400, 5042464), (448, 4502200), (512, 3939425), (560, 3601760), (640, 3151540), (700, 2881408), (800, 2521232), (896, 2251100), (1120, 1800880), (1280, 1575770), (1400, 1440704), (1600, 1260616), (1792, 1125550), (2240, 900440), (2560, 787885), (2800, 720352), (3200, 630308), (3584, 562775), (4480, 450220), (5600, 360176), (6400, 315154), (8960, 225110), (11200, 180088), (12800, 157577), (17920, 112555), (22400, 90044), (22511, 89600), (44800, 45022)]