155128540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2011}}^1$

素因数の和:2075

約数の個数: 96

約数和(自身を含む): 405619200

約数和(自身を除く): 250490660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 70, 76, 95, 116, 133, 140, 145, 190, 203, 266, 290, 380, 406, 532, 551, 580, 665, 812, 1015, 1102, 1330, 2011, 2030, 2204, 2660, 2755, 3857, 4022, 4060, 5510, 7714, 8044, 10055, 11020, 14077, 15428, 19285, 20110, 28154, 38209, 38570, 40220, 56308, 58319, 70385, 76418, 77140, 116638, 140770, 152836, 191045, 233276, 267463, 281540, 291595, 382090, 408233, 534926, 583190, 764180, 816466, 1069852, 1108061, 1166380, 1337315, 1632932, 2041165, 2216122, 2674630, 4082330, 4432244, 5349260, 5540305, 7756427, 8164660, 11080610, 15512854, 22161220, 31025708, 38782135, 77564270, 155128540]

約数ペア:

[(1, 155128540), (2, 77564270), (4, 38782135), (5, 31025708), (7, 22161220), (10, 15512854), (14, 11080610), (19, 8164660), (20, 7756427), (28, 5540305), (29, 5349260), (35, 4432244), (38, 4082330), (58, 2674630), (70, 2216122), (76, 2041165), (95, 1632932), (116, 1337315), (133, 1166380), (140, 1108061), (145, 1069852), (190, 816466), (203, 764180), (266, 583190), (290, 534926), (380, 408233), (406, 382090), (532, 291595), (551, 281540), (580, 267463), (665, 233276), (812, 191045), (1015, 152836), (1102, 140770), (1330, 116638), (2011, 77140), (2030, 76418), (2204, 70385), (2660, 58319), (2755, 56308), (3857, 40220), (4022, 38570), (4060, 38209), (5510, 28154), (7714, 20110), (8044, 19285), (10055, 15428), (11020, 14077)]