291831120

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19301}}^1$

素因数の和:19330

約数の個数: 160

約数和(自身を含む): 1148855040

約数和(自身を除く): 857023920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 19301, 38602, 57903, 77204, 96505, 115806, 135107, 154408, 173709, 193010, 231612, 270214, 289515, 308816, 347418, 386020, 405321, 463224, 521127, 540428, 579030, 675535, 694836, 772040, 810642, 868545, 926448, 1042254, 1080856, 1158060, 1215963, 1351070, 1389672, 1544080, 1621284, 1737090, 2026605, 2084508, 2161712, 2316120, 2431926, 2605635, 2702140, 2779344, 3242568, 3474180, 3647889, 4053210, 4169016, 4632240, 4863852, 5211270, 5404280, 6079815, 6485136, 6948360, 7295778, 8106420, 8338032, 9727704, 10422540, 10808560, 12159630, 13896720, 14591556, 16212840, 18239445, 19455408, 20845080, 24319260, 29183112, 32425680, 36478890, 41690160, 48638520, 58366224, 72957780, 97277040, 145915560, 291831120]

約数ペア:

[(1, 291831120), (2, 145915560), (3, 97277040), (4, 72957780), (5, 58366224), (6, 48638520), (7, 41690160), (8, 36478890), (9, 32425680), (10, 29183112), (12, 24319260), (14, 20845080), (15, 19455408), (16, 18239445), (18, 16212840), (20, 14591556), (21, 13896720), (24, 12159630), (27, 10808560), (28, 10422540), (30, 9727704), (35, 8338032), (36, 8106420), (40, 7295778), (42, 6948360), (45, 6485136), (48, 6079815), (54, 5404280), (56, 5211270), (60, 4863852), (63, 4632240), (70, 4169016), (72, 4053210), (80, 3647889), (84, 3474180), (90, 3242568), (105, 2779344), (108, 2702140), (112, 2605635), (120, 2431926), (126, 2316120), (135, 2161712), (140, 2084508), (144, 2026605), (168, 1737090), (180, 1621284), (189, 1544080), (210, 1389672), (216, 1351070), (240, 1215963), (252, 1158060), (270, 1080856), (280, 1042254), (315, 926448), (336, 868545), (360, 810642), (378, 772040), (420, 694836), (432, 675535), (504, 579030), (540, 540428), (560, 521127), (630, 463224), (720, 405321), (756, 386020), (840, 347418), (945, 308816), (1008, 289515), (1080, 270214), (1260, 231612), (1512, 193010), (1680, 173709), (1890, 154408), (2160, 135107), (2520, 115806), (3024, 96505), (3780, 77204), (5040, 57903), (7560, 38602), (15120, 19301)]