200719400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{461}}^1$

素因数の和:795

約数の個数: 96

約数和(自身を含む): 536215680

約数和(自身を除く): 335496280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 311, 350, 461, 622, 700, 922, 1244, 1400, 1555, 1844, 2177, 2305, 2488, 3110, 3227, 3688, 4354, 4610, 6220, 6454, 7775, 8708, 9220, 10885, 11525, 12440, 12908, 15550, 16135, 17416, 18440, 21770, 23050, 25816, 31100, 32270, 43540, 46100, 54425, 62200, 64540, 80675, 87080, 92200, 108850, 129080, 143371, 161350, 217700, 286742, 322700, 435400, 573484, 645400, 716855, 1003597, 1146968, 1433710, 2007194, 2867420, 3584275, 4014388, 5017985, 5734840, 7168550, 8028776, 10035970, 14337100, 20071940, 25089925, 28674200, 40143880, 50179850, 100359700, 200719400]

約数ペア:

[(1, 200719400), (2, 100359700), (4, 50179850), (5, 40143880), (7, 28674200), (8, 25089925), (10, 20071940), (14, 14337100), (20, 10035970), (25, 8028776), (28, 7168550), (35, 5734840), (40, 5017985), (50, 4014388), (56, 3584275), (70, 2867420), (100, 2007194), (140, 1433710), (175, 1146968), (200, 1003597), (280, 716855), (311, 645400), (350, 573484), (461, 435400), (622, 322700), (700, 286742), (922, 217700), (1244, 161350), (1400, 143371), (1555, 129080), (1844, 108850), (2177, 92200), (2305, 87080), (2488, 80675), (3110, 64540), (3227, 62200), (3688, 54425), (4354, 46100), (4610, 43540), (6220, 32270), (6454, 31100), (7775, 25816), (8708, 23050), (9220, 21770), (10885, 18440), (11525, 17416), (12440, 16135), (12908, 15550)]