7621320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 26864640

約数和(自身を除く): 19243320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 211, 215, 258, 280, 301, 344, 420, 422, 430, 516, 602, 633, 645, 840, 844, 860, 903, 1032, 1055, 1204, 1266, 1290, 1477, 1505, 1688, 1720, 1806, 2110, 2408, 2532, 2580, 2954, 3010, 3165, 3612, 4220, 4431, 4515, 5064, 5160, 5908, 6020, 6330, 7224, 7385, 8440, 8862, 9030, 9073, 11816, 12040, 12660, 14770, 17724, 18060, 18146, 22155, 25320, 27219, 29540, 35448, 36120, 36292, 44310, 45365, 54438, 59080, 63511, 72584, 88620, 90730, 108876, 127022, 136095, 177240, 181460, 190533, 217752, 254044, 272190, 317555, 362920, 381066, 508088, 544380, 635110, 762132, 952665, 1088760, 1270220, 1524264, 1905330, 2540440, 3810660, 7621320]

約数ペア:

[(1, 7621320), (2, 3810660), (3, 2540440), (4, 1905330), (5, 1524264), (6, 1270220), (7, 1088760), (8, 952665), (10, 762132), (12, 635110), (14, 544380), (15, 508088), (20, 381066), (21, 362920), (24, 317555), (28, 272190), (30, 254044), (35, 217752), (40, 190533), (42, 181460), (43, 177240), (56, 136095), (60, 127022), (70, 108876), (84, 90730), (86, 88620), (105, 72584), (120, 63511), (129, 59080), (140, 54438), (168, 45365), (172, 44310), (210, 36292), (211, 36120), (215, 35448), (258, 29540), (280, 27219), (301, 25320), (344, 22155), (420, 18146), (422, 18060), (430, 17724), (516, 14770), (602, 12660), (633, 12040), (645, 11816), (840, 9073), (844, 9030), (860, 8862), (903, 8440), (1032, 7385), (1055, 7224), (1204, 6330), (1266, 6020), (1290, 5908), (1477, 5160), (1505, 5064), (1688, 4515), (1720, 4431), (1806, 4220), (2110, 3612), (2408, 3165), (2532, 3010), (2580, 2954)]