12739980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 39513600

約数和(自身を除く): 26773620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 97, 110, 132, 165, 194, 199, 220, 291, 330, 388, 398, 485, 582, 597, 660, 796, 970, 995, 1067, 1164, 1194, 1455, 1940, 1990, 2134, 2189, 2388, 2910, 2985, 3201, 3980, 4268, 4378, 5335, 5820, 5970, 6402, 6567, 8756, 10670, 10945, 11940, 12804, 13134, 16005, 19303, 21340, 21890, 26268, 32010, 32835, 38606, 43780, 57909, 64020, 65670, 77212, 96515, 115818, 131340, 193030, 212333, 231636, 289545, 386060, 424666, 579090, 636999, 849332, 1061665, 1158180, 1273998, 2123330, 2547996, 3184995, 4246660, 6369990, 12739980]

約数ペア:

[(1, 12739980), (2, 6369990), (3, 4246660), (4, 3184995), (5, 2547996), (6, 2123330), (10, 1273998), (11, 1158180), (12, 1061665), (15, 849332), (20, 636999), (22, 579090), (30, 424666), (33, 386060), (44, 289545), (55, 231636), (60, 212333), (66, 193030), (97, 131340), (110, 115818), (132, 96515), (165, 77212), (194, 65670), (199, 64020), (220, 57909), (291, 43780), (330, 38606), (388, 32835), (398, 32010), (485, 26268), (582, 21890), (597, 21340), (660, 19303), (796, 16005), (970, 13134), (995, 12804), (1067, 11940), (1164, 10945), (1194, 10670), (1455, 8756), (1940, 6567), (1990, 6402), (2134, 5970), (2189, 5820), (2388, 5335), (2910, 4378), (2985, 4268), (3201, 3980)]