213448400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:517

約数の個数: 120

約数和(自身を含む): 565068000

約数和(自身を除く): 351619600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 139, 176, 200, 220, 275, 278, 349, 400, 440, 550, 556, 695, 698, 880, 1100, 1112, 1390, 1396, 1529, 1745, 2200, 2224, 2780, 2792, 3058, 3475, 3490, 3839, 4400, 5560, 5584, 6116, 6950, 6980, 7645, 7678, 8725, 11120, 12232, 13900, 13960, 15290, 15356, 17450, 19195, 24464, 27800, 27920, 30580, 30712, 34900, 38225, 38390, 48511, 55600, 61160, 61424, 69800, 76450, 76780, 95975, 97022, 122320, 139600, 152900, 153560, 191950, 194044, 242555, 305800, 307120, 383900, 388088, 485110, 533621, 611600, 767800, 776176, 970220, 1067242, 1212775, 1535600, 1940440, 2134484, 2425550, 2668105, 3880880, 4268968, 4851100, 5336210, 8537936, 9702200, 10672420, 13340525, 19404400, 21344840, 26681050, 42689680, 53362100, 106724200, 213448400]

約数ペア:

[(1, 213448400), (2, 106724200), (4, 53362100), (5, 42689680), (8, 26681050), (10, 21344840), (11, 19404400), (16, 13340525), (20, 10672420), (22, 9702200), (25, 8537936), (40, 5336210), (44, 4851100), (50, 4268968), (55, 3880880), (80, 2668105), (88, 2425550), (100, 2134484), (110, 1940440), (139, 1535600), (176, 1212775), (200, 1067242), (220, 970220), (275, 776176), (278, 767800), (349, 611600), (400, 533621), (440, 485110), (550, 388088), (556, 383900), (695, 307120), (698, 305800), (880, 242555), (1100, 194044), (1112, 191950), (1390, 153560), (1396, 152900), (1529, 139600), (1745, 122320), (2200, 97022), (2224, 95975), (2780, 76780), (2792, 76450), (3058, 69800), (3475, 61424), (3490, 61160), (3839, 55600), (4400, 48511), (5560, 38390), (5584, 38225), (6116, 34900), (6950, 30712), (6980, 30580), (7645, 27920), (7678, 27800), (8725, 24464), (11120, 19195), (12232, 17450), (13900, 15356), (13960, 15290)]