28591380

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 168

約数和(自身を含む): 94199112

約数和(自身を除く): 65607732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 53, 54, 60, 74, 81, 90, 106, 108, 111, 135, 148, 159, 162, 180, 185, 212, 222, 243, 265, 270, 318, 324, 333, 370, 405, 444, 477, 486, 530, 540, 555, 636, 666, 729, 740, 795, 810, 954, 972, 999, 1060, 1110, 1215, 1332, 1431, 1458, 1590, 1620, 1665, 1908, 1961, 1998, 2220, 2385, 2430, 2862, 2916, 2997, 3180, 3330, 3645, 3922, 3996, 4293, 4770, 4860, 4995, 5724, 5883, 5994, 6660, 7155, 7290, 7844, 8586, 8991, 9540, 9805, 9990, 11766, 11988, 12879, 14310, 14580, 14985, 17172, 17649, 17982, 19610, 19980, 21465, 23532, 25758, 26973, 28620, 29415, 29970, 35298, 35964, 38637, 39220, 42930, 44955, 51516, 52947, 53946, 58830, 59940, 64395, 70596, 77274, 85860, 88245, 89910, 105894, 107892, 117660, 128790, 134865, 154548, 158841, 176490, 179820, 193185, 211788, 257580, 264735, 269730, 317682, 352980, 386370, 476523, 529470, 539460, 635364, 772740, 794205, 953046, 1058940, 1429569, 1588410, 1906092, 2382615, 2859138, 3176820, 4765230, 5718276, 7147845, 9530460, 14295690, 28591380]

約数ペア:

[(1, 28591380), (2, 14295690), (3, 9530460), (4, 7147845), (5, 5718276), (6, 4765230), (9, 3176820), (10, 2859138), (12, 2382615), (15, 1906092), (18, 1588410), (20, 1429569), (27, 1058940), (30, 953046), (36, 794205), (37, 772740), (45, 635364), (53, 539460), (54, 529470), (60, 476523), (74, 386370), (81, 352980), (90, 317682), (106, 269730), (108, 264735), (111, 257580), (135, 211788), (148, 193185), (159, 179820), (162, 176490), (180, 158841), (185, 154548), (212, 134865), (222, 128790), (243, 117660), (265, 107892), (270, 105894), (318, 89910), (324, 88245), (333, 85860), (370, 77274), (405, 70596), (444, 64395), (477, 59940), (486, 58830), (530, 53946), (540, 52947), (555, 51516), (636, 44955), (666, 42930), (729, 39220), (740, 38637), (795, 35964), (810, 35298), (954, 29970), (972, 29415), (999, 28620), (1060, 26973), (1110, 25758), (1215, 23532), (1332, 21465), (1431, 19980), (1458, 19610), (1590, 17982), (1620, 17649), (1665, 17172), (1908, 14985), (1961, 14580), (1998, 14310), (2220, 12879), (2385, 11988), (2430, 11766), (2862, 9990), (2916, 9805), (2997, 9540), (3180, 8991), (3330, 8586), (3645, 7844), (3922, 7290), (3996, 7155), (4293, 6660), (4770, 5994), (4860, 5883), (4995, 5724)]