27947640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^4\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 98819280

約数和(自身を除く): 70871640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 97, 98, 105, 120, 140, 147, 168, 194, 196, 210, 245, 280, 291, 294, 343, 388, 392, 420, 485, 490, 582, 588, 679, 686, 735, 776, 840, 970, 980, 1029, 1164, 1176, 1358, 1372, 1455, 1470, 1715, 1940, 1960, 2037, 2058, 2328, 2401, 2716, 2744, 2910, 2940, 3395, 3430, 3880, 4074, 4116, 4753, 4802, 5145, 5432, 5820, 5880, 6790, 6860, 7203, 8148, 8232, 9506, 9604, 10185, 10290, 11640, 12005, 13580, 13720, 14259, 14406, 16296, 19012, 19208, 20370, 20580, 23765, 24010, 27160, 28518, 28812, 33271, 36015, 38024, 40740, 41160, 47530, 48020, 57036, 57624, 66542, 71295, 72030, 81480, 95060, 96040, 99813, 114072, 133084, 142590, 144060, 166355, 190120, 199626, 232897, 266168, 285180, 288120, 332710, 399252, 465794, 499065, 570360, 665420, 698691, 798504, 931588, 998130, 1164485, 1330840, 1397382, 1863176, 1996260, 2328970, 2794764, 3493455, 3992520, 4657940, 5589528, 6986910, 9315880, 13973820, 27947640]

約数ペア:

[(1, 27947640), (2, 13973820), (3, 9315880), (4, 6986910), (5, 5589528), (6, 4657940), (7, 3992520), (8, 3493455), (10, 2794764), (12, 2328970), (14, 1996260), (15, 1863176), (20, 1397382), (21, 1330840), (24, 1164485), (28, 998130), (30, 931588), (35, 798504), (40, 698691), (42, 665420), (49, 570360), (56, 499065), (60, 465794), (70, 399252), (84, 332710), (97, 288120), (98, 285180), (105, 266168), (120, 232897), (140, 199626), (147, 190120), (168, 166355), (194, 144060), (196, 142590), (210, 133084), (245, 114072), (280, 99813), (291, 96040), (294, 95060), (343, 81480), (388, 72030), (392, 71295), (420, 66542), (485, 57624), (490, 57036), (582, 48020), (588, 47530), (679, 41160), (686, 40740), (735, 38024), (776, 36015), (840, 33271), (970, 28812), (980, 28518), (1029, 27160), (1164, 24010), (1176, 23765), (1358, 20580), (1372, 20370), (1455, 19208), (1470, 19012), (1715, 16296), (1940, 14406), (1960, 14259), (2037, 13720), (2058, 13580), (2328, 12005), (2401, 11640), (2716, 10290), (2744, 10185), (2910, 9604), (2940, 9506), (3395, 8232), (3430, 8148), (3880, 7203), (4074, 6860), (4116, 6790), (4753, 5880), (4802, 5820), (5145, 5432)]