2680726720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{62987}}^1$

素因数の和:63030

約数の個数: 112

約数和(自身を含む): 7679496960

約数和(自身を除く): 4998770240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 8512, 10640, 21280, 42560, 62987, 125974, 251948, 314935, 440909, 503896, 629870, 881818, 1007792, 1196753, 1259740, 1763636, 2015584, 2204545, 2393506, 2519480, 3527272, 4031168, 4409090, 4787012, 5038960, 5983765, 7054544, 8377271, 8818180, 9574024, 10077920, 11967530, 14109088, 16754542, 17636360, 19148048, 20155840, 23935060, 28218176, 33509084, 35272720, 38296096, 41886355, 47870120, 67018168, 70545440, 76592192, 83772710, 95740240, 134036336, 141090880, 167545420, 191480480, 268072672, 335090840, 382960960, 536145344, 670181680, 1340363360, 2680726720]

約数ペア:

[(1, 2680726720), (2, 1340363360), (4, 670181680), (5, 536145344), (7, 382960960), (8, 335090840), (10, 268072672), (14, 191480480), (16, 167545420), (19, 141090880), (20, 134036336), (28, 95740240), (32, 83772710), (35, 76592192), (38, 70545440), (40, 67018168), (56, 47870120), (64, 41886355), (70, 38296096), (76, 35272720), (80, 33509084), (95, 28218176), (112, 23935060), (133, 20155840), (140, 19148048), (152, 17636360), (160, 16754542), (190, 14109088), (224, 11967530), (266, 10077920), (280, 9574024), (304, 8818180), (320, 8377271), (380, 7054544), (448, 5983765), (532, 5038960), (560, 4787012), (608, 4409090), (665, 4031168), (760, 3527272), (1064, 2519480), (1120, 2393506), (1216, 2204545), (1330, 2015584), (1520, 1763636), (2128, 1259740), (2240, 1196753), (2660, 1007792), (3040, 881818), (4256, 629870), (5320, 503896), (6080, 440909), (8512, 314935), (10640, 251948), (21280, 125974), (42560, 62987)]