123302900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{499}}^1$

素因数の和:873

約数の個数: 72

約数和(自身を含む): 307272000

約数和(自身を除く): 183969100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 353, 499, 700, 706, 998, 1412, 1765, 1996, 2471, 2495, 3493, 3530, 4942, 4990, 6986, 7060, 8825, 9884, 9980, 12355, 12475, 13972, 17465, 17650, 24710, 24950, 34930, 35300, 49420, 49900, 61775, 69860, 87325, 123550, 174650, 176147, 247100, 349300, 352294, 704588, 880735, 1233029, 1761470, 2466058, 3522940, 4403675, 4932116, 6165145, 8807350, 12330290, 17614700, 24660580, 30825725, 61651450, 123302900]

約数ペア:

[(1, 123302900), (2, 61651450), (4, 30825725), (5, 24660580), (7, 17614700), (10, 12330290), (14, 8807350), (20, 6165145), (25, 4932116), (28, 4403675), (35, 3522940), (50, 2466058), (70, 1761470), (100, 1233029), (140, 880735), (175, 704588), (350, 352294), (353, 349300), (499, 247100), (700, 176147), (706, 174650), (998, 123550), (1412, 87325), (1765, 69860), (1996, 61775), (2471, 49900), (2495, 49420), (3493, 35300), (3530, 34930), (4942, 24950), (4990, 24710), (6986, 17650), (7060, 17465), (8825, 13972), (9884, 12475), (9980, 12355)]