202788180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{709}}^1$

素因数の和:958

約数の個数: 144

約数和(自身を含む): 707091840

約数和(自身を除く): 504303660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 227, 252, 315, 420, 454, 630, 681, 709, 908, 1135, 1260, 1362, 1418, 1589, 2043, 2127, 2270, 2724, 2836, 3178, 3405, 3545, 4086, 4254, 4540, 4767, 4963, 6356, 6381, 6810, 7090, 7945, 8172, 8508, 9534, 9926, 10215, 10635, 12762, 13620, 14180, 14301, 14889, 15890, 19068, 19852, 20430, 21270, 23835, 24815, 25524, 28602, 29778, 31780, 31905, 40860, 42540, 44667, 47670, 49630, 57204, 59556, 63810, 71505, 74445, 89334, 95340, 99260, 127620, 143010, 148890, 160943, 178668, 223335, 286020, 297780, 321886, 446670, 482829, 643772, 804715, 893340, 965658, 1126601, 1448487, 1609430, 1931316, 2253202, 2414145, 2896974, 3218860, 3379803, 4506404, 4828290, 5633005, 5793948, 6759606, 7242435, 9656580, 10139409, 11266010, 13519212, 14484870, 16899015, 20278818, 22532020, 28969740, 33798030, 40557636, 50697045, 67596060, 101394090, 202788180]

約数ペア:

[(1, 202788180), (2, 101394090), (3, 67596060), (4, 50697045), (5, 40557636), (6, 33798030), (7, 28969740), (9, 22532020), (10, 20278818), (12, 16899015), (14, 14484870), (15, 13519212), (18, 11266010), (20, 10139409), (21, 9656580), (28, 7242435), (30, 6759606), (35, 5793948), (36, 5633005), (42, 4828290), (45, 4506404), (60, 3379803), (63, 3218860), (70, 2896974), (84, 2414145), (90, 2253202), (105, 1931316), (126, 1609430), (140, 1448487), (180, 1126601), (210, 965658), (227, 893340), (252, 804715), (315, 643772), (420, 482829), (454, 446670), (630, 321886), (681, 297780), (709, 286020), (908, 223335), (1135, 178668), (1260, 160943), (1362, 148890), (1418, 143010), (1589, 127620), (2043, 99260), (2127, 95340), (2270, 89334), (2724, 74445), (2836, 71505), (3178, 63810), (3405, 59556), (3545, 57204), (4086, 49630), (4254, 47670), (4540, 44667), (4767, 42540), (4963, 40860), (6356, 31905), (6381, 31780), (6810, 29778), (7090, 28602), (7945, 25524), (8172, 24815), (8508, 23835), (9534, 21270), (9926, 20430), (10215, 19852), (10635, 19068), (12762, 15890), (13620, 14889), (14180, 14301)]