27864760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 79833600

約数和(自身を除く): 51968840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 83, 88, 109, 110, 140, 154, 166, 218, 220, 280, 308, 332, 385, 415, 436, 440, 545, 581, 616, 664, 763, 770, 830, 872, 913, 1090, 1162, 1199, 1526, 1540, 1660, 1826, 2180, 2324, 2398, 2905, 3052, 3080, 3320, 3652, 3815, 4360, 4565, 4648, 4796, 5810, 5995, 6104, 6391, 7304, 7630, 8393, 9047, 9130, 9592, 11620, 11990, 12782, 15260, 16786, 18094, 18260, 23240, 23980, 25564, 30520, 31955, 33572, 36188, 36520, 41965, 45235, 47960, 51128, 63329, 63910, 67144, 72376, 83930, 90470, 99517, 126658, 127820, 167860, 180940, 199034, 253316, 255640, 316645, 335720, 361880, 398068, 497585, 506632, 633290, 696619, 796136, 995170, 1266580, 1393238, 1990340, 2533160, 2786476, 3483095, 3980680, 5572952, 6966190, 13932380, 27864760]

約数ペア:

[(1, 27864760), (2, 13932380), (4, 6966190), (5, 5572952), (7, 3980680), (8, 3483095), (10, 2786476), (11, 2533160), (14, 1990340), (20, 1393238), (22, 1266580), (28, 995170), (35, 796136), (40, 696619), (44, 633290), (55, 506632), (56, 497585), (70, 398068), (77, 361880), (83, 335720), (88, 316645), (109, 255640), (110, 253316), (140, 199034), (154, 180940), (166, 167860), (218, 127820), (220, 126658), (280, 99517), (308, 90470), (332, 83930), (385, 72376), (415, 67144), (436, 63910), (440, 63329), (545, 51128), (581, 47960), (616, 45235), (664, 41965), (763, 36520), (770, 36188), (830, 33572), (872, 31955), (913, 30520), (1090, 25564), (1162, 23980), (1199, 23240), (1526, 18260), (1540, 18094), (1660, 16786), (1826, 15260), (2180, 12782), (2324, 11990), (2398, 11620), (2905, 9592), (3052, 9130), (3080, 9047), (3320, 8393), (3652, 7630), (3815, 7304), (4360, 6391), (4565, 6104), (4648, 5995), (4796, 5810)]