2899682720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{7883}}^1$

素因数の和:7939

約数の個数: 144

約数和(自身を含む): 7927204320

約数和(自身を除く): 5027521600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 160, 176, 190, 209, 220, 242, 304, 352, 380, 418, 440, 484, 605, 608, 760, 836, 880, 968, 1045, 1210, 1520, 1672, 1760, 1936, 2090, 2299, 2420, 3040, 3344, 3872, 4180, 4598, 4840, 6688, 7883, 8360, 9196, 9680, 11495, 15766, 16720, 18392, 19360, 22990, 31532, 33440, 36784, 39415, 45980, 63064, 73568, 78830, 86713, 91960, 126128, 149777, 157660, 173426, 183920, 252256, 299554, 315320, 346852, 367840, 433565, 599108, 630640, 693704, 748885, 867130, 953843, 1198216, 1261280, 1387408, 1497770, 1647547, 1734260, 1907686, 2396432, 2774816, 2995540, 3295094, 3468520, 3815372, 4769215, 4792864, 5991080, 6590188, 6937040, 7630744, 8237735, 9538430, 11982160, 13180376, 13874080, 15261488, 16475470, 18123017, 19076860, 23964320, 26360752, 30522976, 32950940, 36246034, 38153720, 52721504, 65901880, 72492068, 76307440, 90615085, 131803760, 144984136, 152614880, 181230170, 263607520, 289968272, 362460340, 579936544, 724920680, 1449841360, 2899682720]

約数ペア:

[(1, 2899682720), (2, 1449841360), (4, 724920680), (5, 579936544), (8, 362460340), (10, 289968272), (11, 263607520), (16, 181230170), (19, 152614880), (20, 144984136), (22, 131803760), (32, 90615085), (38, 76307440), (40, 72492068), (44, 65901880), (55, 52721504), (76, 38153720), (80, 36246034), (88, 32950940), (95, 30522976), (110, 26360752), (121, 23964320), (152, 19076860), (160, 18123017), (176, 16475470), (190, 15261488), (209, 13874080), (220, 13180376), (242, 11982160), (304, 9538430), (352, 8237735), (380, 7630744), (418, 6937040), (440, 6590188), (484, 5991080), (605, 4792864), (608, 4769215), (760, 3815372), (836, 3468520), (880, 3295094), (968, 2995540), (1045, 2774816), (1210, 2396432), (1520, 1907686), (1672, 1734260), (1760, 1647547), (1936, 1497770), (2090, 1387408), (2299, 1261280), (2420, 1198216), (3040, 953843), (3344, 867130), (3872, 748885), (4180, 693704), (4598, 630640), (4840, 599108), (6688, 433565), (7883, 367840), (8360, 346852), (9196, 315320), (9680, 299554), (11495, 252256), (15766, 183920), (16720, 173426), (18392, 157660), (19360, 149777), (22990, 126128), (31532, 91960), (33440, 86713), (36784, 78830), (39415, 73568), (45980, 63064)]