318956520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:703

約数の個数: 128

約数和(自身を含む): 995328000

約数和(自身を除く): 676371480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 179, 186, 248, 310, 358, 372, 465, 479, 537, 620, 716, 744, 895, 930, 958, 1074, 1240, 1432, 1437, 1790, 1860, 1916, 2148, 2395, 2685, 2874, 3580, 3720, 3832, 4296, 4790, 5370, 5549, 5748, 7160, 7185, 9580, 10740, 11098, 11496, 14370, 14849, 16647, 19160, 21480, 22196, 27745, 28740, 29698, 33294, 44392, 44547, 55490, 57480, 59396, 66588, 74245, 83235, 85741, 89094, 110980, 118792, 133176, 148490, 166470, 171482, 178188, 221960, 222735, 257223, 296980, 332940, 342964, 356376, 428705, 445470, 514446, 593960, 665880, 685928, 857410, 890940, 1028892, 1286115, 1714820, 1781880, 2057784, 2572230, 2657971, 3429640, 5144460, 5315942, 7973913, 10288920, 10631884, 13289855, 15947826, 21263768, 26579710, 31895652, 39869565, 53159420, 63791304, 79739130, 106318840, 159478260, 318956520]

約数ペア:

[(1, 318956520), (2, 159478260), (3, 106318840), (4, 79739130), (5, 63791304), (6, 53159420), (8, 39869565), (10, 31895652), (12, 26579710), (15, 21263768), (20, 15947826), (24, 13289855), (30, 10631884), (31, 10288920), (40, 7973913), (60, 5315942), (62, 5144460), (93, 3429640), (120, 2657971), (124, 2572230), (155, 2057784), (179, 1781880), (186, 1714820), (248, 1286115), (310, 1028892), (358, 890940), (372, 857410), (465, 685928), (479, 665880), (537, 593960), (620, 514446), (716, 445470), (744, 428705), (895, 356376), (930, 342964), (958, 332940), (1074, 296980), (1240, 257223), (1432, 222735), (1437, 221960), (1790, 178188), (1860, 171482), (1916, 166470), (2148, 148490), (2395, 133176), (2685, 118792), (2874, 110980), (3580, 89094), (3720, 85741), (3832, 83235), (4296, 74245), (4790, 66588), (5370, 59396), (5549, 57480), (5748, 55490), (7160, 44547), (7185, 44392), (9580, 33294), (10740, 29698), (11098, 28740), (11496, 27745), (14370, 22196), (14849, 21480), (16647, 19160)]