1216818680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:334

約数の個数: 256

約数和(自身を含む): 3620505600

約数和(自身を除く): 2403686920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 89, 92, 110, 115, 140, 154, 161, 178, 184, 193, 220, 230, 253, 280, 308, 322, 356, 385, 386, 440, 445, 460, 506, 616, 623, 644, 712, 770, 772, 805, 890, 920, 965, 979, 1012, 1246, 1265, 1288, 1351, 1540, 1544, 1610, 1771, 1780, 1930, 1958, 2024, 2047, 2123, 2492, 2530, 2702, 3080, 3115, 3220, 3542, 3560, 3860, 3916, 4094, 4246, 4439, 4895, 4984, 5060, 5404, 6230, 6440, 6755, 6853, 7084, 7720, 7832, 8188, 8492, 8855, 8878, 9790, 10120, 10235, 10615, 10808, 12460, 13510, 13706, 14168, 14329, 14861, 16376, 16984, 17177, 17710, 17756, 19580, 20470, 21230, 22195, 22517, 24920, 27020, 27412, 28658, 29722, 31073, 34265, 34354, 35420, 35512, 39160, 40940, 42460, 44390, 45034, 48829, 54040, 54824, 57316, 59444, 62146, 68530, 68708, 70840, 71645, 74305, 81880, 84920, 85885, 88780, 90068, 97658, 112585, 114632, 118888, 120239, 124292, 137060, 137416, 143290, 148610, 155365, 157619, 171770, 177560, 180136, 188947, 195316, 225170, 240478, 244145, 248584, 274120, 286580, 297220, 310730, 315238, 341803, 343540, 377894, 390632, 395071, 450340, 480956, 488290, 573160, 594440, 601195, 621460, 630476, 683606, 687080, 755788, 788095, 790142, 900680, 944735, 961912, 976580, 1202390, 1242920, 1260952, 1322629, 1367212, 1511576, 1576190, 1580284, 1709015, 1889470, 1953160, 1975355, 2404780, 2645258, 2734424, 2765497, 3152380, 3160568, 3418030, 3778940, 3950710, 4345781, 4809560, 5290516, 5530994, 6304760, 6613145, 6836060, 7557880, 7901420, 8691562, 10581032, 11061988, 13226290, 13672120, 13827485, 15802840, 17383124, 21728905, 22123976, 26452580, 27654970, 30420467, 34766248, 43457810, 52905160, 55309940, 60840934, 86915620, 110619880, 121681868, 152102335, 173831240, 243363736, 304204670, 608409340, 1216818680]

約数ペア:

[(1, 1216818680), (2, 608409340), (4, 304204670), (5, 243363736), (7, 173831240), (8, 152102335), (10, 121681868), (11, 110619880), (14, 86915620), (20, 60840934), (22, 55309940), (23, 52905160), (28, 43457810), (35, 34766248), (40, 30420467), (44, 27654970), (46, 26452580), (55, 22123976), (56, 21728905), (70, 17383124), (77, 15802840), (88, 13827485), (89, 13672120), (92, 13226290), (110, 11061988), (115, 10581032), (140, 8691562), (154, 7901420), (161, 7557880), (178, 6836060), (184, 6613145), (193, 6304760), (220, 5530994), (230, 5290516), (253, 4809560), (280, 4345781), (308, 3950710), (322, 3778940), (356, 3418030), (385, 3160568), (386, 3152380), (440, 2765497), (445, 2734424), (460, 2645258), (506, 2404780), (616, 1975355), (623, 1953160), (644, 1889470), (712, 1709015), (770, 1580284), (772, 1576190), (805, 1511576), (890, 1367212), (920, 1322629), (965, 1260952), (979, 1242920), (1012, 1202390), (1246, 976580), (1265, 961912), (1288, 944735), (1351, 900680), (1540, 790142), (1544, 788095), (1610, 755788), (1771, 687080), (1780, 683606), (1930, 630476), (1958, 621460), (2024, 601195), (2047, 594440), (2123, 573160), (2492, 488290), (2530, 480956), (2702, 450340), (3080, 395071), (3115, 390632), (3220, 377894), (3542, 343540), (3560, 341803), (3860, 315238), (3916, 310730), (4094, 297220), (4246, 286580), (4439, 274120), (4895, 248584), (4984, 244145), (5060, 240478), (5404, 225170), (6230, 195316), (6440, 188947), (6755, 180136), (6853, 177560), (7084, 171770), (7720, 157619), (7832, 155365), (8188, 148610), (8492, 143290), (8855, 137416), (8878, 137060), (9790, 124292), (10120, 120239), (10235, 118888), (10615, 114632), (10808, 112585), (12460, 97658), (13510, 90068), (13706, 88780), (14168, 85885), (14329, 84920), (14861, 81880), (16376, 74305), (16984, 71645), (17177, 70840), (17710, 68708), (17756, 68530), (19580, 62146), (20470, 59444), (21230, 57316), (22195, 54824), (22517, 54040), (24920, 48829), (27020, 45034), (27412, 44390), (28658, 42460), (29722, 40940), (31073, 39160), (34265, 35512), (34354, 35420)]