177971220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1031}}^1$

素因数の和:1190

約数の個数: 144

約数和(自身を含む): 622073088

約数和(自身を除く): 444101868

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, 137, 140, 180, 210, 252, 274, 315, 411, 420, 548, 630, 685, 822, 959, 1031, 1233, 1260, 1370, 1644, 1918, 2055, 2062, 2466, 2740, 2877, 3093, 3836, 4110, 4124, 4795, 4932, 5155, 5754, 6165, 6186, 7217, 8220, 8631, 9279, 9590, 10310, 11508, 12330, 12372, 14385, 14434, 15465, 17262, 18558, 19180, 20620, 21651, 24660, 28770, 28868, 30930, 34524, 36085, 37116, 43155, 43302, 46395, 57540, 61860, 64953, 72170, 86310, 86604, 92790, 108255, 129906, 141247, 144340, 172620, 185580, 216510, 259812, 282494, 324765, 423741, 433020, 564988, 649530, 706235, 847482, 988729, 1271223, 1299060, 1412470, 1694964, 1977458, 2118705, 2542446, 2824940, 2966187, 3954916, 4237410, 4943645, 5084892, 5932374, 6356115, 8474820, 8898561, 9887290, 11864748, 12712230, 14830935, 17797122, 19774580, 25424460, 29661870, 35594244, 44492805, 59323740, 88985610, 177971220]

約数ペア:

[(1, 177971220), (2, 88985610), (3, 59323740), (4, 44492805), (5, 35594244), (6, 29661870), (7, 25424460), (9, 19774580), (10, 17797122), (12, 14830935), (14, 12712230), (15, 11864748), (18, 9887290), (20, 8898561), (21, 8474820), (28, 6356115), (30, 5932374), (35, 5084892), (36, 4943645), (42, 4237410), (45, 3954916), (60, 2966187), (63, 2824940), (70, 2542446), (84, 2118705), (90, 1977458), (105, 1694964), (126, 1412470), (137, 1299060), (140, 1271223), (180, 988729), (210, 847482), (252, 706235), (274, 649530), (315, 564988), (411, 433020), (420, 423741), (548, 324765), (630, 282494), (685, 259812), (822, 216510), (959, 185580), (1031, 172620), (1233, 144340), (1260, 141247), (1370, 129906), (1644, 108255), (1918, 92790), (2055, 86604), (2062, 86310), (2466, 72170), (2740, 64953), (2877, 61860), (3093, 57540), (3836, 46395), (4110, 43302), (4124, 43155), (4795, 37116), (4932, 36085), (5155, 34524), (5754, 30930), (6165, 28868), (6186, 28770), (7217, 24660), (8220, 21651), (8631, 20620), (9279, 19180), (9590, 18558), (10310, 17262), (11508, 15465), (12330, 14434), (12372, 14385)]