225604400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:631

約数の個数: 120

約数和(自身を含む): 624111840

約数和(自身を除く): 398507440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 197, 200, 280, 350, 394, 400, 409, 560, 700, 788, 818, 985, 1379, 1400, 1576, 1636, 1970, 2045, 2758, 2800, 2863, 3152, 3272, 3940, 4090, 4925, 5516, 5726, 6544, 6895, 7880, 8180, 9850, 10225, 11032, 11452, 13790, 14315, 15760, 16360, 19700, 20450, 22064, 22904, 27580, 28630, 32720, 34475, 39400, 40900, 45808, 55160, 57260, 68950, 71575, 78800, 80573, 81800, 110320, 114520, 137900, 143150, 161146, 163600, 229040, 275800, 286300, 322292, 402865, 551600, 564011, 572600, 644584, 805730, 1128022, 1145200, 1289168, 1611460, 2014325, 2256044, 2820055, 3222920, 4028650, 4512088, 5640110, 6445840, 8057300, 9024176, 11280220, 14100275, 16114600, 22560440, 28200550, 32229200, 45120880, 56401100, 112802200, 225604400]

約数ペア:

[(1, 225604400), (2, 112802200), (4, 56401100), (5, 45120880), (7, 32229200), (8, 28200550), (10, 22560440), (14, 16114600), (16, 14100275), (20, 11280220), (25, 9024176), (28, 8057300), (35, 6445840), (40, 5640110), (50, 4512088), (56, 4028650), (70, 3222920), (80, 2820055), (100, 2256044), (112, 2014325), (140, 1611460), (175, 1289168), (197, 1145200), (200, 1128022), (280, 805730), (350, 644584), (394, 572600), (400, 564011), (409, 551600), (560, 402865), (700, 322292), (788, 286300), (818, 275800), (985, 229040), (1379, 163600), (1400, 161146), (1576, 143150), (1636, 137900), (1970, 114520), (2045, 110320), (2758, 81800), (2800, 80573), (2863, 78800), (3152, 71575), (3272, 68950), (3940, 57260), (4090, 55160), (4925, 45808), (5516, 40900), (5726, 39400), (6544, 34475), (6895, 32720), (7880, 28630), (8180, 27580), (9850, 22904), (10225, 22064), (11032, 20450), (11452, 19700), (13790, 16360), (14315, 15760)]