219684640

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{4003}}^1$

素因数の和:4039

約数の個数: 96

約数和(自身を含む): 605404800

約数和(自身を除く): 385720160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2744, 3430, 3920, 4003, 5488, 6860, 7840, 8006, 10976, 13720, 16012, 20015, 27440, 28021, 32024, 40030, 54880, 56042, 64048, 80060, 112084, 128096, 140105, 160120, 196147, 224168, 280210, 320240, 392294, 448336, 560420, 640480, 784588, 896672, 980735, 1120840, 1373029, 1569176, 1961470, 2241680, 2746058, 3138352, 3922940, 4483360, 5492116, 6276704, 6865145, 7845880, 10984232, 13730290, 15691760, 21968464, 27460580, 31383520, 43936928, 54921160, 109842320, 219684640]

約数ペア:

[(1, 219684640), (2, 109842320), (4, 54921160), (5, 43936928), (7, 31383520), (8, 27460580), (10, 21968464), (14, 15691760), (16, 13730290), (20, 10984232), (28, 7845880), (32, 6865145), (35, 6276704), (40, 5492116), (49, 4483360), (56, 3922940), (70, 3138352), (80, 2746058), (98, 2241680), (112, 1961470), (140, 1569176), (160, 1373029), (196, 1120840), (224, 980735), (245, 896672), (280, 784588), (343, 640480), (392, 560420), (490, 448336), (560, 392294), (686, 320240), (784, 280210), (980, 224168), (1120, 196147), (1372, 160120), (1568, 140105), (1715, 128096), (1960, 112084), (2744, 80060), (3430, 64048), (3920, 56042), (4003, 54880), (5488, 40030), (6860, 32024), (7840, 28021), (8006, 27440), (10976, 20015), (13720, 16012)]