210816900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:443

約数の個数: 216

約数和(自身を含む): 764603840

約数和(自身を除く): 553786940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 109, 126, 140, 150, 175, 180, 210, 218, 225, 252, 300, 307, 315, 327, 350, 420, 436, 450, 525, 545, 614, 630, 654, 700, 763, 900, 921, 981, 1050, 1090, 1228, 1260, 1308, 1526, 1535, 1575, 1635, 1842, 1962, 2100, 2149, 2180, 2289, 2725, 2763, 3052, 3070, 3150, 3270, 3684, 3815, 3924, 4298, 4578, 4605, 4905, 5450, 5526, 6140, 6300, 6447, 6540, 6867, 7630, 7675, 8175, 8596, 9156, 9210, 9810, 10745, 10900, 11052, 11445, 12894, 13734, 13815, 15260, 15350, 16350, 18420, 19075, 19341, 19620, 21490, 22890, 23025, 24525, 25788, 27468, 27630, 30700, 32235, 32700, 33463, 34335, 38150, 38682, 42980, 45780, 46050, 49050, 53725, 55260, 57225, 64470, 66926, 68670, 69075, 76300, 77364, 92100, 96705, 98100, 100389, 107450, 114450, 128940, 133852, 137340, 138150, 161175, 167315, 171675, 193410, 200778, 214900, 228900, 234241, 276300, 301167, 322350, 334630, 343350, 386820, 401556, 468482, 483525, 501945, 602334, 644700, 669260, 686700, 702723, 836575, 936964, 967050, 1003890, 1171205, 1204668, 1405446, 1505835, 1673150, 1934100, 2007780, 2108169, 2342410, 2509725, 2810892, 3011670, 3346300, 3513615, 4216338, 4684820, 5019450, 5856025, 6023340, 7027230, 7529175, 8432676, 10038900, 10540845, 11712050, 14054460, 15058350, 17568075, 21081690, 23424100, 30116700, 35136150, 42163380, 52704225, 70272300, 105408450, 210816900]

約数ペア:

[(1, 210816900), (2, 105408450), (3, 70272300), (4, 52704225), (5, 42163380), (6, 35136150), (7, 30116700), (9, 23424100), (10, 21081690), (12, 17568075), (14, 15058350), (15, 14054460), (18, 11712050), (20, 10540845), (21, 10038900), (25, 8432676), (28, 7529175), (30, 7027230), (35, 6023340), (36, 5856025), (42, 5019450), (45, 4684820), (50, 4216338), (60, 3513615), (63, 3346300), (70, 3011670), (75, 2810892), (84, 2509725), (90, 2342410), (100, 2108169), (105, 2007780), (109, 1934100), (126, 1673150), (140, 1505835), (150, 1405446), (175, 1204668), (180, 1171205), (210, 1003890), (218, 967050), (225, 936964), (252, 836575), (300, 702723), (307, 686700), (315, 669260), (327, 644700), (350, 602334), (420, 501945), (436, 483525), (450, 468482), (525, 401556), (545, 386820), (614, 343350), (630, 334630), (654, 322350), (700, 301167), (763, 276300), (900, 234241), (921, 228900), (981, 214900), (1050, 200778), (1090, 193410), (1228, 171675), (1260, 167315), (1308, 161175), (1526, 138150), (1535, 137340), (1575, 133852), (1635, 128940), (1842, 114450), (1962, 107450), (2100, 100389), (2149, 98100), (2180, 96705), (2289, 92100), (2725, 77364), (2763, 76300), (3052, 69075), (3070, 68670), (3150, 66926), (3270, 64470), (3684, 57225), (3815, 55260), (3924, 53725), (4298, 49050), (4578, 46050), (4605, 45780), (4905, 42980), (5450, 38682), (5526, 38150), (6140, 34335), (6300, 33463), (6447, 32700), (6540, 32235), (6867, 30700), (7630, 27630), (7675, 27468), (8175, 25788), (8596, 24525), (9156, 23025), (9210, 22890), (9810, 21490), (10745, 19620), (10900, 19341), (11052, 19075), (11445, 18420), (12894, 16350), (13734, 15350), (13815, 15260)]